Search results for "school electronics"

1. Function: film scanner/USB MSDC 2. Interface: Type-C mini HD 3. Image sensor: 22MP, 1/2.33 CMOS sensor 4. Display: Color 7-inch LED LCD display 5. Exposure control: automatic/manual (-2.0 EV~+2.0EV) 6. White balance: automatic 7. Resolution: 22MP 8. Film type: 135 Film (36x24mm), 126KPK Film (27x27mm), 110 Film (17x13mm), Super8 Film (4.01x5.79mm), Monochrome, Slide 9. Image effect: B&W film/negative/slide 10. Image format: JPEG 11. TV output format: NTSC/PAL 12. Internal memory capacity: 16GB 13. Data cable: mini HD cable male to male 14. Power supply: DC5V adapter/Type-C interface 15. Language: Simplified Chinese, Traditional Chinese, English, French, German, Italian, Spanish, Japanese 16. Support system: Windows XP or Vista, Windows 7/8/10/11, Mac10.7.3 and above 17. Material: ABS 18. Product size: 13.2x11.5x10.5cm 19. Net weight: 330gSpecification: Package Weight One Package Weight 1.12kgs / 2.48lb One Package Size 23cm * 18cm * 18cm / 9.06inch * 7.09inch * 7.09inch Qty per Carton 12 Carton Weight 13.44kgs / 29.63lb Carton Size 46cm * 36cm * 54cm / 18.11inch * 14.17inch * 21.26inch Loading Container 20GP: 298 cartons * 12 pcs = 3576 pcs40HQ: 692 cartons * 12 pcs = 8304 pcs

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Features: 1. Minus the built-in paper bin, modular design, easy to replace 2. Automatic paper sucking technology, saving time and effort 3. Support single-sheet printing to avoid paper waste 4. Compatible with various ERP/printing software 5. No need for ribbon/ink/ribbon, simple, convenient and fast parameter: 1. Printing method: direct line thermal 2. Printing width: Max: 108 mm 3. Printing speed: Max: 101.6mm/sec 4. Printing length: Max: 1778 mm 5. Print media: thermal paper 6. Resolution: 203DPI 7. Processor: 32-bit RISC CPU 8. Memory: 8MB Flash Menmory/MicroSD, expandable to 4GB 9. Communication interface: USB2.0/Bluetooth 10. Sensor: gap sensor/open cover sensor 11. Language: TSPL/EPL/ZPL/DPL 12. Weight: 1.1 kg 13. Dimensions: 182.9 x 127.8 x 117.8 mm Packing list: printer, power adapter, power cord, manual, CD, USB cableSpecification: Package Weight One Package Weight 1.73kgs / 3.81lb One Package Size 16.5cm * 18cm * 27cm / 6.5inch * 7.09inch * 10.63inch Qty per Carton 18 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 18 pcs = 3186 pcs40HQ: 412 cartons * 18 pcs = 7416 pcs

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1. Radio frequency: AM: 520-1710KHZ; FM: 76-108MHZ (support Japanese frequency)2. Built-in lithium battery: 3.7V 500mA3. Micro USB input: can be charged by external 5V power supply4. Material: ABS+PS5. Product size: 14x8x3.5cm; Product weight: 235g6. USB output emergency charging interface, which can charge mobile phones7. Support LED flashlight, hand-crank power generation, solar power supply function8. Emergency alarm sound9. Headphone jack10. Charging indication functionSpecification: Package Weight One Package Weight 0.29kgs / 0.64lb One Package Size 16cm * 9cm * 5cm / 6.3inch * 3.54inch * 1.97inch Qty per Carton 80 Carton Weight 23.80kgs / 52.47lb Carton Size 47cm * 42cm * 34cm / 18.5inch * 16.54inch * 13.39inch Loading Container 20GP: 397 cartons * 80 pcs = 31760 pcs40HQ: 922 cartons * 80 pcs = 73760 pcs

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1. Equipped with a high-performance Xtensa 32-bit LX7 dual-core processor with a clock speed of up to 240MHz2. Supports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE)3. Built-in 512KB SRAM and 384KB ROM, stacked with 4MB Flash and 2MB PSRAM or 8MB Flash and 8MB PSRAM4. Features a stamp-hole design and onboard ceramic antenna for easy integration into user-designed baseboards5. Supports flexible clock and individual module power settings for low-power modes in various scenarios6. Integrated USB serial port full-speed controller with 24 GPIOs for flexible peripheral configuration7. Features 4 x SPI, 2 x I2C, 3 x UART, 2 x I2S, and 2 x ADC peripherals8. Supports MicroPython, ESP-IDF, and Arduino9. Compact size, using a half-hole design for easy integration with other motherboards.10. Multiple low-power operating modes meet the power consumption requirements of Internet of Things (IoT), mobile devices, wearable electronic devices, smart home applications, etc.11. Press and hold the BOOT (GPIO0) button before connecting the Type-C cable each time firmware is downloaded.12. When powered by an external power source, input 3.7V~6V power at the half-hole marked with 5V.13. Dimensions: 18x23.5mmSpecification: Package Weight One Package Weight 0.05kgs / 0.12lb One Package Size 8cm * 8cm * 3cm / 3.15inch * 3.15inch * 1.18inch Qty per Carton 264 Carton Weight 14.30kgs / 31.53lb Carton Size 50cm * 34cm * 35cm / 19.69inch * 13.39inch * 13.78inch Loading Container 20GP: 448 cartons * 264 pcs = 118272 pcs40HQ: 1040 cartons * 264 pcs = 274560 pcs

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Product description:2 in 1 out or 1 in 2 out audio source signal selection, switcher, computer, speaker, audio source, switcher, RCA interface, lossless transmission1. No need for power supply design, direct plug and direct use, no loss of input and output signals, switching transmission,2. This product is mainly used to select a common output device for switching various stereo signal input. If there are two stereo signal sources (such as TV audio, MP3 player, CD player, video game, mobile phone, tablet, computer, record player), the device needs to output to the power amplifier or active speaker.3. Two sets of stereo source switchers solve the complex line plugging operation. As long as the required input device signal source is uniformly connected to the switcher, it can be easily selected.4. RCA interface design is used for product input and output standards, and the switch is designed with manual push-button switch of precise 2 positions.Product parameters:1. Power supply: no power supply, plug in and use directly2. Material: All metal case design3. Input and output impedance: 10 k ohms - 50 k ohms4. Frequency response: 20-20 kHz5. Distortion: Less than 0.002%6. Insertion loss: Less than 0.01dB7. Signal gain: 0dB8. SNR S/N: More than 98dB9. Input interface: Standard RCA interface10. Output interface: Standard RCA interface11. Number of input channels: 2 stereo input signal sources12. Number of output channels: 1 channel stereo output13. Control switch: Accurate selection of gear 2, manual switch14. Net weight: 0.14kg15. Gross weight after packaging: 0.16kg16. Product size: Length 69mm x width 43mm x height 39mm17. Package size: Length 83mm x width 73mm x height 51mm18. Kit list: 2 in 1 out signal selection switcher x 1Specification: Package Weight One Package Weight 0.15kgs / 0.34lb One Package Size 10cm * 8cm * 6cm / 3.94inch * 3.15inch * 2.36inch Qty per Carton 100 Carton Weight 16.00kgs / 35.27lb Carton Size 52cm * 42cm * 25cm / 20.47inch * 16.54inch * 9.84inch Loading Container 20GP: 488 cartons * 100 pcs = 48800 pcs40HQ: 1133 cartons * 100 pcs = 113300 pcs

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Features1. Mixing console The analog mixing console is combined with a digital sound card, with 6 channels, personalized function settings, and convenient console design, giving you a different tuning experience. 2. Intelligent noise reduction, high-fidelity sound quality, clear and bright vocals. 3. Built-in high-speed ARM chip, with unique low-noise, voice-changing, pitch-changing, reverberation, delay, electronic sound effects and other processing technologies. 4. For wireless Bluetooth connection, switch to Bluetooth mode, turn on the electronic device with Bluetooth function, and search for the connection. 5. Support audio equipment with USB2.0 interface, lossless sound quality playback, all in NA4 analog digital mixer. 6. The flexible LOOPBACK function is perfect for recording and webcasting. The LXR combined microphone input interface is adopted, and the level of the recording state is visible, which is convenient for flexible adjustment at any time.Specification1. Frequency response: 0.05%dB/-2.0dB (20Hz to 20kHz), refer to the rated output level @1kHz, GAIN knob: medium 2. Total harmonic distortion (THD+N): 0.02%@+10dBu (20Hz to 20kHz), GAIN knob: Medium 3. Noise (20Hz to 20kHz): residual output noise, -85dBu (STEREO OUT, STEREO LEVE), GAIN knob: small 4. Crosstalk (1kHz)*2: -83dB 5. Input/output impedance: Microphone input: 3k Ohm, line input: 10k Ohm Output: 150 Ohm (balanced) 75 Ohm (unbalanced) 6. AES digital signal input and output: 110 Ohm 7. Input channels: MIC*4, 2REC, PC, 2LINE, USB, BT, 3.5MINI 8. Output channel: STEREO OUT: 2, PHONES:1, 3.5MINI MAIN PH OUT:1, 2.GROUP PH:1.3.5MINI LOOP BACK output: 2.REC 9. Bus: Stereo: 1, GROUP:1. 10. Input channel function: HPF(Mono)80Hz,12dB/octave (CH3,4) EQ HIGH Gain: +15dB/-15dB frequency: 10kHz ramp frequency: EQ LOW Gain: +15dB/-15dB Frequency: 100kHz Ramp frequency: PEAK LED When the signal after EQ reaches 11. 3dB below the distortion, the LED lights up LED indication: MAIN STEREO LEVEL knob, the green light is on when the MAIN LEVEL signal reaches -10dB, and the red light is on when the signal reaches 3dB below the distortion 12. Input and output level: MIC (-60dB) LINE OUTPUT (-40dB) MAX OUT (+12dB) 13. USB audio: 2IN/2OUT USB audio 2.0 compatible, decoding rate: 48.1kHz, Bit depth: 24-bit 14. Effect category: independent volume adjustment effect: true digital effect processing 15. Phantom power supply voltage: support large diaphragm condenser microphone 16. Voltage adapter: DC 5V/2.0A standard24 types of DSPReverberation: 1. Simulate reverberation in small spaces such as concert halls 2. Simulate the reverberation of the acoustic environment of a small space (auditorium) 3. Simulate the reverberation in large spaces such as theaters 4. Echo of the Valley Electronic synthesis sound effects: 5. Electronic Mix (A flat major) 6. Electronic Mix (A major) 7. Electronic Mix (B-flat major) 8. Electronic Mix (B major) 9. Electronic Mix (C major) 10. Electronic Mix (D-flat major) 11. Electronic Mix (D major) 12. Electronic Mix (E-flat major) 13. Electronic Mix (E major) 14. Electronic Mix (F major) 15. Electronic Mix (G flat major) 16. Electronic Mix (G major) 17. Electronic mixing (semitone scale) Synthetic sound effect with altered voice: 18. Female Voice 19. Uncle Tone Flanger 20. Children Voice 21. Childish Echo 22. Magic Sound (Male) 23. Magic Sound Echo (Male) 24. Original SoundSpecification: Package Weight One Package Weight 1.27kgs / 2.81lb One Package Size 28cm * 26cm * 9cm / 11.02inch * 10.24inch * 3.54inch Qty per Carton 10 Carton Weight 13.05kgs / 28.77lb Carton Size 48cm * 42cm * 38cm / 18.9inch * 16.54inch * 14.96inch Loading Container 20GP: 348 cartons * 10 pcs = 3480 pcs40HQ: 808 cartons * 10 pcs = 8080 pcs

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1. Made of quality material, durable to use. 2. 6 pins pitch connector, 1x5 type 5 keys. 3. White sticker can peel off for adhesive mounting. 4. The back can be firmly fixed to the chassis surface. 5. Used widely in industrial and home electronic equipments, instrument, etc.Specification: General Material ABS Length Transparence cable length: 83mm Size Pad Size: 107 x 20 x 0.8mm Weight 3g Package Weight One Package Weight 0.05kgs / 0.10lb One Package Size 21cm * 4cm * 0.3cm / 8.27inch * 1.57inch * 0.12inch Qty per Carton 300 Carton Weight 10.20kgs / 22.49lb Carton Size 44cm * 22cm * 17cm / 17.32inch * 8.66inch * 6.69inch Loading Container 20GP: 1620 cartons * 300 pcs = 486000 pcs40HQ: 3761 cartons * 300 pcs = 1128300 pcs

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1. Image system: LCD2. Native resolution: 480x3603. Brightness: 40ANSI4. Power consumption: 30W5. Lamp: LED6. Max resolution: 1920x10807. Contrast: 3000:18. Picture size: 16-100 inch9. Speaker: 4ohm, 3W10. Noise: about 25dB11. Throw distance: 0.5-4m12. Aspect ratio: 4:3/16:913. Output teminal: earphone14. Power supply: 15V/2A15. Product size: 8x13cm16. Product weight: 300gSpecification: Package Weight One Package Weight 0.67kgs / 1.49lb One Package Size 21cm * 17cm * 11cm / 8.27inch * 6.69inch * 4.33inch Qty per Carton 30 Carton Weight 21.50kgs / 47.40lb Carton Size 57cm * 53cm * 44cm / 22.44inch * 20.87inch * 17.32inch Loading Container 20GP: 200 cartons * 30 pcs = 6000 pcs40HQ: 465 cartons * 30 pcs = 13950 pcs

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1. Solar panel peak power:100W 2. Output Interface:Dual USB & DC 5525 3. USB Port: 5V 2.4A (Max) 4. DC 18V Port: 18V 5A (Max) 5. Solar Energy Conversion Rate: 22%-25% 6. Unfolded Size: 120x95x1.7cm 7. Folded Size: 32x19x9cm 8. Industrial-strength PET plastic faced solar panels sewn into high-wear polyester canvas ensure its able to withstand the trials of your outdoor adventuresSpecification: Package Weight One Package Weight 2.84kgs / 6.26lb One Package Size 35cm * 20cm * 10cm / 13.78inch * 7.87inch * 3.94inch Qty per Carton 6 Carton Weight 16.00kgs / 35.27lb Carton Size 42cm * 37cm * 32cm / 16.54inch * 14.57inch * 12.6inch Loading Container 20GP: 536 cartons * 6 pcs = 3216 pcs40HQ: 1244 cartons * 6 pcs = 7464 pcs

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1. Power: 120W2. Resolution: 1080P (1920x1080)3. Brightness: 2004. Projection picture size: 100 inches5. Interface: USB, HDMI, 3.5mm6. Chip: ALLWINNER H7137. Support language: Chinese, English, French, German, Korean, Japanese, Spanish, Indian and other languages in more than 30 countries and regions8. Weight: about 1000g9. Size: about 17.5 x 11 x 10.2cm10. Description: the same screen version for phone without built-in system, Android version with Android systemFeatures:1. Lightweight and portable, easy to use at any time2. Comes with a desktop stand, 360-degree free adjustment, stable hovering3. Global electronic focus, clear presentation of the picture4. Bi-directional trapezoidal correction, side projection is also a square picture, living room, bedroom, bedside at will, do not worry about the placement of the location is not appropriate5. Under the same WiFi, one key to realize a variety of devices wireless screen casting6. Bluetooth audio, headphones, U disk, mobile hard disk, keyboard, mouse and other devices, such as one-key connection7. Light enters the human eye through diffuse reflection, reducing light stimulation and delaying visual fatigue8. Built-in HIFI audio, 3D surging sound quality, dual-channel surround sound9. Detachable bracket design, more convenient multi-angle projection10. Brightening light source, brighter and clearer11. Square pixel architecture, clear picture, detailed text12. Intelligent AI voice remote control, more convenientSpecification: Package Weight One Package Weight 1.19kgs / 2.61lb One Package Size 23cm * 22cm * 17cm / 9.06inch * 8.66inch * 6.69inch Qty per Carton 12 Carton Weight 15.40kgs / 33.95lb Carton Size 47cm * 45cm * 42cm / 18.5inch * 17.72inch * 16.54inch Loading Container 20GP: 300 cartons * 12 pcs = 3600 pcs40HQ: 696 cartons * 12 pcs = 8352 pcs

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Features:1. Tiny and ultra lightweight, magnetic design easy to wear2. Precise noise cancellation capture your true sound3. Max support 120m transmission range, and 20ms low-latency4. Charging and storage integrated, auto pairing5. Built-in Stereo/Mono switchable sound track6. Compatible with multiple devices （phone, PC, camera）General1. Model: LM12. Polar Pattern: Omnidirectional3. Wireless Transmission: 2.4G4. Sensitivity: -40dB+2dB5. Transmission Range (LOS): Max: 400ft (120m); Stable: 164ft (50m)6. Transmission Latency: 20ms7. Frequency: 2402-2480MHz8. Frequency Response: 100-16KHz9. Max. SPL (sound pressure level): 110dB10. S/N Ratio: 95dB11. Sampling Rate: 48KHz/16BIT12. Sound Track: Stereo/Mono13. Compatible Device: Smartphone, Camera, PC TX1. Battery Type: Li-ion2. Battery Capacity: 150mAh3. Battery Voltage: 3.7V4. Charing Time: Approx. 2h5. Working Time: Approx. 8h6. Operating Temperature: 0~45℃7. Dimension: 28 x 32 x 16.7mm8. Weight: 10.5g（w/o clip magnet); 12.95g（with clip magnet) RX1. Interface: USB-C, 3.5mm Audio Jack2. Battery Type: Li-ion3. Battery Capacity: 150mAh4. Battery Voltage: 3.7V5. Charing Time: Approx. 2h6. Working Time: 1TX to 1RX about 7.5h, 2TX to 1RX about 6.5h7. Operating Temperature: 0-45 degree C8. Dimension: 37.5 x 32 x 18.6mm9. Weight: 12.8g Charging Case1. Interface: USB-C2. Battery Type: Li-ion3. Battery Capacity: 1100mAh4. Battery Voltage: 3.7V5. Power Required: USB 5V6. Charing Time: Approx. 2h7. Operating Temperature: 0-45 degree C8. Charging Temperature: 0-45 degree C9. Dimension: 85 x 59.3 x 38mm10. Weight: Approx. 83.6g (only for charging case)11. Times for the charging case charges the TX and RX: 2TX and 1RX charge simultaneously, it can be charged more than 2 times with fully charged charging casePackage List:1. TX x 22. RX x 13. Charging Case x 14. Drawstring Bag x 15. 3.5mm TRS Cable x 16. USB-A to USB-C Cable x 17. USB-C to USB-C Cable x 18. 8Pin Adapter x 19. Windscreen x 210. Quick Start Guide x 1Specification: Package Weight One Package Weight 0.23kgs / 0.52lb One Package Size 13cm * 9cm * 7cm / 5.12inch * 3.54inch * 2.76inch Qty per Carton 50 Carton Weight 12.20kgs / 26.90lb Carton Size 44cm * 36cm * 29cm / 17.32inch * 14.17inch * 11.42inch Loading Container 20GP: 580 cartons * 50 pcs = 29000 pcs40HQ: 1347 cartons * 50 pcs = 67350 pcs

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1. High-performance MCU equipped with RISC-V 32-bit dual-core and single-core processors2. Board-mounted ESP32-C6H8 Wi-Fi 6 coprocessor, expanding the Wi-Fi 6 and BLE 5 functions of ESP32-P43. 128KB HP ROM, 16KB LP ROM, 768KB HP L2MEM, 32KB LP SRAM and 8KB TCM4. Powerful image and voice processing capabilities, image and voice processing interfaces include JPEG codec, pixel processing accelerator (PPA), image signal processor (ISP) and H264 video encoder5. Chip packaging with 32MB PSRAM stacked inside and 16MB Nor Flash integrated outside6. Adopting Type-C interface, enhancing user convenience and device compatibility7. Board-mounted 3.5-inch capacitive touch high-definition IPS screen, 320 x 480 resolution, 262K color, capable of clearly displaying color images8. Built-in ST7796 driver chip and FT6336 capacitive touch chip, communicating via SPI and I2C interfaces respectively, not occupying excessive interface pin resources9. Board-mounted PWR and BOOT two customizable side buttons, facilitating the development of custom functions through button usage10. Board-mounted 3.7V MX1.25 lithium battery charging and discharging interface11. Externally connected I2C, UART, USB and multiple GPIOs, available for external devices and debugging, flexible configuration of peripheral functions12. Board-mounted Micro SD card slot, providing expansion storage, fast data transmission and flexibility, suitable for data recording and media playback, simplifying circuit design13. Board-mounted camera interface, supporting OV5647 and other cameras (MIPI-CSI)14. AXP2101 provides an efficient power management solution, supporting multiple configurable output voltages, integrating charging and battery management functions, helping to extend battery life15. Security mechanisms: secure boot, Flash encryption, hardware encryption accelerator and hardware random number generator. Also supports hardware access protection, enabling access permission management (APM) and permission separationLCD screen parameters1. Display panel: IPS2. Display resolution: 320 x 480 pixels3. Display brightness: 220 cd/square meter4. Communication interface: SPI5. Touch type: capacitive sensing6. Display size: 3.5 inches7. Display colors: 262K8. Contrast ratio: 1100:19. Driving IC: ST779610. Touch IC: FT6336OV5647 camera specifications1. Sensor: OV56472. Pixels: 5 million3. Focal length: 3.07mm4. Distortion: less than 1.5%5. Image: static image resolution 2592 x 1944 pixels6. CMOS size: 1/4 inch7. Aperture: F2.48. Diagonal field of view: 72.9°9. Depth of field: 20cm - infinity10. Video: 1920 x 1080p 30, 1280 x 720p 60, 640 x 480p 60, 640 x 480p 90Packaging list:- ESP32-P4-WIFI6-Touch-LCD-3.5-EN host x 1- Screwdriver x 1Specification: Package Weight One Package Weight 0.09kgs / 0.21lb One Package Size 14cm * 9cm * 4cm / 5.51inch * 3.54inch * 1.57inch Qty per Carton 96 Carton Weight 10.00kgs / 22.05lb Carton Size 44cm * 38cm * 34cm / 17.32inch * 14.96inch * 13.39inch Loading Container 20GP: 469 cartons * 96 pcs = 45024 pcs40HQ: 1088 cartons * 96 pcs = 104448 pcs

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