Search results for "school electronics"

1. Wireless music pickup set without cable limitation. 2. About 6 hours long time using. 3. Can charge with computer with USB port. 4. Mini size easy taking. 5. Sweat-proof design. 6. Please note: This 2.4G wireless microphone does not have an audio player. It needs to be used with audio, power amplifier or amplifier, and cannot be amplified alone.Specification: General Weight 54g Package Weight One Package Weight 0.30kgs / 0.65lb One Package Size 20cm * 16.5cm * 4.5cm / 7.87inch * 6.5inch * 1.77inch Qty per Carton 40 Carton Weight 12.20kgs / 26.90lb Carton Size 51cm * 36cm * 37cm / 20.08inch * 14.17inch * 14.57inch Loading Container 20GP: 392 cartons * 40 pcs = 15680 pcs40HQ: 911 cartons * 40 pcs = 36440 pcs

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1. Mounting size: 22mm 2. Color: Black + red 3. PBT material 4. Insulation resistance: > / = 2M ohms 5. Permitted Voltage: + / - 20% (AC 12V) 6. Brightness: > / = 100cd/m2 7. Electrical Life: 30000 hours 8. Dielectric Strength: 2.5KV (AC RMS) 9. CTI: > / = 100 10. Protection grade: IP65 11. Operating frequency: AC 50~60Hz 12. Dimensions: 5.0 x 3.6 x 3.6cm 13. Weight: 18gSpecification: Package Weight One Package Weight 0.04kgs / 0.08lb One Package Size 5cm * 4cm * 4cm / 1.97inch * 1.57inch * 1.57inch Qty per Carton 600 Carton Weight 13.70kgs / 30.20lb Carton Size 36cm * 36cm * 30cm / 14.17inch * 14.17inch * 11.81inch Loading Container 20GP: 685 cartons * 600 pcs = 411000 pcs40HQ: 1592 cartons * 600 pcs = 955200 pcs

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1. Material: ABS2. Select the table: manual, automatic3. Sound quality selection: stereo4. Function: digital display, built-in speaker, automatic shutdown5. Signal-to-noise ratio: FM52, AM52 (dB)6. Rated voltage: 5V7. Rated power: 2.5W8. Corresponding frequency: FM 87-108MHz; SW 4.75-21.85MHz; AM 522-1620KHz (European regulations, used in China) 520-1710KHz (US regulations)9. Battery specifications: 2 AA batteries (not included)10. Radio tuning method: digital11. Band type: FM/AM/SW12. FM/AM/SW multi-band radio, strong signal, high sensitivity, and clearly listen to all mainstream radio channels.13. High-performance internal magnetic speaker, large-sound cavity vibrator, thorough and clear treble, pure and full midrange, and steady and powerful bass14. Supports headphone output, standard 3.5mm headphone interface, which not only isolates external disturbances, but also avoids disturbing others.15. Digital display band, frequency, time and other information, the backlight will automatically light up during operation, saving power and durability16. 360 degrees 6-section 44cm telescopic antenna, sensitive and stable, and clear17. Triangular anti-reversal design hidden bracket better protects the body and provides a better screen viewing angle18. Automatically search for valid radio channels, and can save up to 32 radio stations.19. Dimensions: 125x74x27mm20. Weight: 140gSpecification: Package Weight One Package Weight 0.14kgs / 0.31lb One Package Size 15cm * 10cm * 5cm / 5.91inch * 3.94inch * 1.97inch Qty per Carton 54 Carton Weight 8.40kgs / 18.52lb Carton Size 47cm * 32cm * 32cm / 18.5inch * 12.6inch * 12.6inch Loading Container 20GP: 554 cartons * 54 pcs = 29916 pcs40HQ: 1286 cartons * 54 pcs = 69444 pcs

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Features1. BT4.2 technology, get a faster and more stable connection. Power consumption will be reduced, increasing battery life. 2. The fuselage is mini, easy to carry, equipped with 3.5mm headphones, listen to music, and read e-books anytime and anywhere. Support most of the formats of the audio files MP3, FLAC, APE, OGG, etc. 3. Built-in 8GB internal storage and enables you to download music, movies, and E-books on the device. The MP3 player comes with a TF card slot. 4. 1.5-inch color screen display, high sensitive touch key + side button control. 5. Powerful MP3 player with slim, many helpful features with music, E-book, FM, voice recorder, video, calendar, alarm, etc.Specifications1. Model: M188 2. BT version: 4.2 3. Power supply: DC 5V 1000mA 4. Battery: 400mAh lithium battery 5. Screen: 1.5 inch 240 x 240 pixel 6. Built-in memory: 8GB 7. Work time: 12 hours 8. Play mode: TF card (not included) 9. Size: 6.0 x 4.65 x 2.25cmSpecification: Package Weight One Package Weight 0.30kgs / 0.67lb One Package Size 15cm * 10cm * 6cm / 5.91inch * 3.94inch * 2.36inch Qty per Carton 40 Carton Weight 13.00kgs / 28.66lb Carton Size 42cm * 32cm * 32cm / 16.54inch * 12.6inch * 12.6inch Loading Container 20GP: 620 cartons * 40 pcs = 24800 pcs40HQ: 1439 cartons * 40 pcs = 57560 pcs

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1. Product materials: Adopt aluminum alloy CNC technology, surface sand surface oxidation, high-end environmental protection; with good anti-interference and heat dissipation capabilities. 2. Product features: This product is a portable HDMI high-definition video capture card that can simultaneously capture HDMI audio and video signals and transmit them to mobile phones and computers for preview, editing, storage and other multi-functional applications. 3. Product application: Connect the HDMI input end of the capture card to the signal source, the HDMI output end to the display port, and the Mic end to the microphone to realize high-definition acquisition, video recording, video live broadcast, teaching recording, medical imaging, game live broadcast, Live video, recording and shooting Camera HD video, etc. Features : 1. The product complies with USB video UVC specification and USB audio UAC specification 2. Supports operating systems such as Windows, Android, Linux and MacOS 3. Support most acquisition software, such as VLC, OBS, Amcap, etc. 4. Support HDMI local loop out 5. Support microphone audio input, 3.5 stereo channel output 6. Support microphone audio and HDMI audio overlay collection 7. Input terminal: HDMI/F input can support 4K, 8/10/12 bit color depth input format 8. Output: USB2.0/M supports up to 1080P; YUV, JPEG output mode 9. When the standard AWG26 cable is supported, the input transmission distance is up to 15 meters (1080P and below resolution) 10. High-definition capture, strong compatibility, smooth picture without stutter, no delay 11. No need for external power supply, small size, ultra-thin and portable 12. Operating environment: -20 degree C to 75 degree C, relative humidity 5% to 95%Specification: Package Weight One Package Weight 0.32kgs / 0.71lb One Package Size 18cm * 12cm * 8cm / 7.09inch * 4.72inch * 3.15inch Qty per Carton 20 Carton Weight 7.00kgs / 15.43lb Carton Size 42cm * 37cm * 26cm / 16.54inch * 14.57inch * 10.24inch Loading Container 20GP: 660 cartons * 20 pcs = 13200 pcs40HQ: 1532 cartons * 20 pcs = 30640 pcs

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1. For Samsung The FreeStyle2. Black handle design, comfortable and durable, easy to carry3. Hard shell resistance protection, not easy to deform4. Soft fabric inside, no scratching of machines5. True machine opening, fitting fuselage6. Features: anti -drop, portable, pressure resistance, wear resistance, dirt resistance7. Product size: 26 x 15 x 16 cm8. Weight: 500 grams9. Note: The delivery only sends a storage package without the other!Specification: Package Weight One Package Weight 0.52kgs / 1.16lb One Package Size 27cm * 16cm * 16cm / 10.63inch * 6.3inch * 6.3inch Qty per Carton 10 Carton Weight 6.00kgs / 13.23lb Carton Size 36cm * 51cm * 61cm / 14.17inch * 20.08inch * 24.02inch Loading Container 20GP: 238 cartons * 10 pcs = 2380 pcs40HQ: 552 cartons * 10 pcs = 5520 pcs

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1. Material: ABS+PC2. Strap: Liquid soft silicone strap3. Size: 41.5x15.8x52mm4. Waterproof Rating: IP675. Maximum Charging Voltage: 5.0V6. Battery: 1000mAh polymer battery7. Standby Time: 7-8 days8. Talk Time: 6-7 hours9. Voltage: 3.8V10. Screen: 1.81-inch IPS, Resolution: 240x28611. Supports WiFi/GPS/Ringtone/Hands-Free/Microphone/SIM/G-sensor/Phonebook12. Camera: 8MP13. Supports two-way calling, blocks other nuisance calls, supports APP video calls14. Communication Network:GSM: B2/B3/B5/B8FDD-LTE: B1/B3/B5/B8TDD-LTE: B38/B39/B40/B41 (100M)15. Positioning: GPS/WiFi/AGPS (Class 12)/LBS16. WiFi positioning accuracy: 3-50 meters, GPS positioning accuracy: 3-10 meters, LBS accuracy: 100-500 meters17. Supported languages: English, French, Russian, Italian, Polish, Turkish, Japanese, Arabic, and Simplified Chinese.Specification: Package Weight One Package Weight 0.20kgs / 0.45lb One Package Size 12cm * 12cm * 6.5cm / 4.72inch * 4.72inch * 2.56inch Qty per Carton 60 Carton Weight 13.00kgs / 28.66lb Carton Size 50cm * 38cm * 35cm / 19.69inch * 14.96inch * 13.78inch Loading Container 20GP: 401 cartons * 60 pcs = 24060 pcs40HQ: 930 cartons * 60 pcs = 55800 pcs

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1. Chip: RDA8955 2. Display: 1.44 inch 128*128 resolution 3. Battery: 400mAh, 2h charging time, 70h standby time 4. Camera: 0.8MP 5. Applicable age: 3-12 years old 6. APP support: Android, iOS 7. Function: LBS positioning, Two-way dialing, SOS, remote monitoring & camera, safety fence, APP track querying, etc.Specification: Package Weight One Package Weight 0.13kgs / 0.28lb One Package Size 10cm * 10cm * 8cm / 3.94inch * 3.94inch * 3.15inch Qty per Carton 100 Carton Weight 10.80kgs / 23.81lb Carton Size 42cm * 32cm * 42cm / 16.54inch * 12.6inch * 16.54inch Loading Container 20GP: 472 cartons * 100 pcs = 47200 pcs40HQ: 1096 cartons * 100 pcs = 109600 pcs

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FeaturesThe A7670E Cat-1 HAT is an LTE Cat-1 module, which supports wireless communication modes including LTE-TDD, LTE-FDD, GSM, GPRS and EDGE, with up to 10Mbps downlink rate and 5Mbps uplink rate. It supports Windows/Linux operating systems and multiple network protocols. The module size is the same as SIM7000/SIM7070 series, and the AT commands is mostly compatible with SIM7600 series. It is suitable for IoT applications like remote information processing, monitoring devices, POS, industrial routers, remote diagnosis, and so on. 1. Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards 2. Support protocols including TCP/IP, HTTP(s), MQTT(s), FTP(s), and SSL 3. Support dial-up, telephone call, SMS 4. Support LBS base station positioning, it is able to get the approximate position info via mobile network 5. TTS (Text To Speech) feature, texts in Chinese/English can be converted into spoken words 6. Onboard USB interface, for testing AT Commands, network communication, and so on 7. Onboard audio jack for sound recording, making telephone call, listening the TTS resulting speech, etc. 8. Breakout common used control pins of the A7670X module, make it easy to connect with hosts boards like Arduino/STM32 9. SIM card slot, supports 1.8V/3V SIM card 10. 2x LED indicators, easy to monitor the operating status 11. Onboard voltage translator, operating voltage can be configured to 3.3V or 5V via jumper 12. Come with development resources and manual (examples for Raspberry Pi/Arduino/STM32)SpecificationFrequency band 1. LTE Cat-1: LTE-FDD: B1, B3, B5, B7, B8, B20 2. 2G: GSM/GPRS/EDGE: 900/1800 MHz SMS and audio 1. SMS: Supported types: MT, MO, CB, Text, PDU 2. Storage: USIM card (CB could not be stored on SIM card) 3. Audio feature: Standard 3.5mm audio jack for audio input/output Others 1. Power supply: 5V 2. Operating voltage:5V / 3.3V (configured via jumper) 3. Operating temperature: -30 degree C ~ 80degree C 4. Storage temperature: -45 degree C ~ 90 degree C 5. Dimensions: 65 x 30.5mmPackage List1. A7670E Cat-1 HAT x 1 2. LTE Antenna x 1 3. USB-A to USB-C cable x 1 4. RPi screws pack x 1Specification: Package Weight One Package Weight 0.09kgs / 0.20lb One Package Size 15cm * 12cm * 3cm / 5.91inch * 4.72inch * 1.18inch Qty per Carton 200 Carton Weight 17.00kgs / 37.48lb Carton Size 46cm * 32cm * 32cm / 18.11inch * 12.6inch * 12.6inch Loading Container 20GP: 566 cartons * 200 pcs = 113200 pcs40HQ: 1314 cartons * 200 pcs = 262800 pcs

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1. The high linear scales is designed, high , stable and accurate. 2. The signal line adopts multi-layer isolation steel and metal soft shell protection, waterproof and anti-interference fine. 3. Easy to install and maintain, waterproof, dust-proof good, long service life. 4. Widely used, high stabilization, capacity of resisting disturbance well. 5. Suitable for JCS900-2AE / JCS900-3AE data display instrument. 6. Material: metal 7. Accuracy: +-5um 8. Resolution: 5um 9. Measuring Range: 0mm-900mm Specification: Package Weight One Package Weight 2.00kgs / 4.41lb One Package Size 113cm * 10cm * 10cm / 44.49inch * 3.94inch * 3.94inch Qty per Carton 10 Carton Weight 20.00kgs / 44.09lb Carton Size 115cm * 52cm * 22cm / 45.28inch * 20.47inch * 8.66inch Loading Container 20GP: 202 cartons * 10 pcs = 2020 pcs40HQ: 470 cartons * 10 pcs = 4700 pcs

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1. NRF24L01P + PA + LNA Division for the ultra-long-distance data transmission, specially developed high-power and high sensitivity wireless module 2.4G ISM band NRF24L01P + PA + LNA wireless module to work in the license-free that can be point-to-point applications or be composed of a star network.2. Digital transmission chip NRF24L01+ with the Division of Professional Design professional full two-way RF power amplifier high power PA and LNA chip, RF switches and band pass filters, makes effective communication distance greatly expand.3. RF part, it has been done a lot of optimization matching debugging. The emission efficiency to achieve the highest harmonic minimum and make NRF24L01P + PA + LNA wireless module of RF interference to the external equipment reaches minimum, while not susceptible to interference from other devices.4. NRF24L01P + PA + LNA wireless module integration is extremely high, the size is 41mm x 15.5mm to make conveniently embedded.5. Working Voltage: 3.0~3.6V, (recommended 3.3V); 6. Maximum power: 20dBm; 7. Transmit mode operating current (peak): 115mA; 8. Operating current receive mode (peak): 45mA; 9. Power-down mode current: 4.2uA10. Package List - 1 x Wireless module- 1 x AntennaSpecification: Package Weight One Package Weight 0.04kgs / 0.09lb One Package Size 6cm * 3cm * 1cm / 2.36inch * 1.18inch * 0.39inch Qty per Carton 5200 Carton Weight 15.00kgs / 33.07lb Carton Size 60cm * 39cm * 40cm / 23.62inch * 15.35inch * 15.75inch Loading Container 20GP: 284 cartons * 5200 pcs = 1476800 pcs40HQ: 661 cartons * 5200 pcs = 3437200 pcs

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1. The ESP32-S3-RGB-Matrix is a high-performance, highly integrated LED matrix panel driver board. It is suitable for HUB75 interface RGB matrix panels and related embedded applications. Based on the ESP32-S3 microcontroller, it integrates large-capacity Flash storage, RTC chip, IMU, TF card slot, low-power audio codec chip, dual microphones, and so on. It also provides reserved interfaces such as USB, UART, I2C, and GPIO, offering strong scalability and enabling users to quickly develop and integrate it into practical applications.3. Supports 2.4 GHz Wi-Fi and Bluetooth 5 (BLE) dual-mode communication4. Includes 512KB SRAM and 384KB ROM; integrates 32MB Flash and 16MB PSRAM to meet storage requirements across various scenarios5. Compatible with the full range of Waveshare Matrix-RGB panel sizes; capable of smoothly running graphical interface programs like LVGL6. Onboard ES7210 echo cancellation chip for enhanced voice processing performance7. Onboard ES8311 low-power audio codec chip, supporting high-quality audio input and output8. Equipped with a dual-microphone array supporting noise reduction and echo cancellation algorithms; suitable for applications such as voice recognition and wake-up9. Onboard speaker interface for audio output; allows for direct connection to a speaker10. Integrates the QMI8658 6-axis IMU (3-axis accelerometer + 3-axis gyroscope) for attitude detection11. Integrates the SHTC3 temperature and humidity sensor for precise environmental monitoring12. Onboard Micro SD card slot for storing images, audio, and various data files, facilitating easy data read/write operations13. Onboard PCF85063 RTC chip and reserved SH1.0 battery interface; supports timekeeping during power outages14. Reserved GPIO expansion interface for peripheral expansion and custom functionality, catering to diverse development needs15. Dual power supply interface design; supports stable operation of up to six 64×64 Matrix-RGB panels and allows for cascading expansion to meet large-format display requirements16. Onboard USB Type-C interface for power supply, programming, and debugging17. Onboard RST and BOOT buttons; the BOOT button supports custom functions, enhancing development flexibilitySpecifications:1. Power supply voltage: 5V2. Maximum current capacity: 10A3. Supported resolutions: 64 × 64 | 64 × 32 | 80 × 40 | 96 × 484. Interface type: HUB755. Maximum resolution (cascaded): 6 × 64 × 646. Operating temperature range: -40 ~ +85 degrees Celsius7. Product dimensions: 50 × 42 mmSpecification: Package Weight One Package Weight 0.10kgs / 0.23lb One Package Size 8cm * 8cm * 5cm / 3.15inch * 3.15inch * 1.97inch Qty per Carton 120 Carton Weight 13.10kgs / 28.88lb Carton Size 34cm * 42cm * 32cm / 13.39inch * 16.54inch * 12.6inch Loading Container 20GP: 583 cartons * 120 pcs = 69960 pcs40HQ: 1354 cartons * 120 pcs = 162480 pcs

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