Search results for "school electronics"

1. Frequency range: 2.4GHZ2. Radio distance: about 20 meters3. Frequency response range: 20-20KHZ4. Charging time: about 100min5. Signal-to-noise ratio: 79db6. Interface: 8Pin/Type-C7. Output power: 5W8. Microphone: Electronic silicon microphone9. Battery capacity: microphone 100mAh, charging compartment 450mAh10. Function: DSP noise reduction, two-way monitoring function, reverberation, sound card function11. Size: microphone about 5.5x1.5 cm12. Weight: about 2.4 grams of microphoneFeatures:1. Smart charging compartment, wireless charging anytime, anywhere, convenient and fast2. Double mark noise reduction + three gears adjustable3. 360-degree high-definition surround radio4. Support computer/mobile phone/TV/camera/audio5. Dual-chip active noise reduction, which can shield ambient noise when turned on6. Small and easy to hide, you can clip the neckline, cuffs, etc., live video recording is convenient to carry7. 2.4G wireless, 1 second automatic connection, strong signal, unimpeded synchronous transmission8. Independent buttons on the side, 1s connection after booting, no need for cumbersome configuration9. Convenient and stable collar clip, stable without falling10. Metal anti-splash net, anti-spitting, anti-breaking sound, clearer radio11. High-density spray-proof sponge, high-sensitivity microphone, quick response12. Real-time ear-back monitoringSpecification: Package Weight One Package Weight 0.05kgs / 0.12lb One Package Size 12cm * 10cm * 4cm / 4.72inch * 3.94inch * 1.57inch Qty per Carton 500 Carton Weight 27.00kgs / 59.52lb Carton Size 50cm * 50cm * 54cm / 19.69inch * 19.69inch * 21.26inch Loading Container 20GP: 197 cartons * 500 pcs = 98500 pcs40HQ: 458 cartons * 500 pcs = 229000 pcs

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Product presentation:1. Support power is 200 watts: 1 and 2 power amplifiers with 1 pair of speaker selector switches, ideal for home theater sound systems, power of 200 watts per channel, suitable for 4–16-ohm impedance speakers, with a compact thin desktop design, compatible with any home theater setting.2. AMPC Amplifier Control: The two-channel speaker switcher controls the stereo connection between two amplifiers and a set of speakers, or the combination connection switch selection, input/output through the screw-type connector terminals, which accept 14AWG speaker wire.3. Independent audio control: With independent audio source channel volume control. The button design allows you to individually select each amplifier to customize your home listening experience, and the volume switch controls the volume adjustment of the output speakers.4. Simple installation: The enjoyment of quality audio performance requires connecting the left and right channel outputs of the amplifier to the left/right and 1/2 amplifier inputs with 1 on 2 speakers on a mini dual channel controller.5. Overload protection: Equipped with a front panel control switch consisting of volume control knob and amplifier switch.Provide high quality audio and overload safety protection circuits and long-term reliability.Product Parameter：1. 2 input 1 output amplifier speaker selector switcher2. Convenient audio control accommodates 2 amplifiers with 1 pair of speakers.3. Home theater stereo amplifier system support, independent audio source channel volume control4. Input/output: screw type connector terminal, compact desktop/desktop mini design5. Front panel button control center, the product needs no power supplyBuilt-in electronic overload protection circuit6. Power processing: 200 watts per audio/speaker channel7. Speaker selector type: 2 soundtracks8. Speaker cable support: 14 wire gauge (14 AWG)9. Support impedance: 4-16 ohms10. Frequency response: 20Hz-20kHz11. Net Weight: 1.06 kg12. Packed weight: 1.21 kg13. Product size: Length 160mm x Width103mm x Height 55mm14. Package size: Length 260mm x Width 185mm x Height 65mm15. Kit list: 2 input 1 output amplifier speaker switcher output with volume adjustment function x 1Specification: Package Weight One Package Weight 1.25kgs / 2.75lb One Package Size 26cm * 18.5cm * 6.5cm / 10.24inch * 7.28inch * 2.56inch Qty per Carton 24 Carton Weight 30.00kgs / 66.14lb Carton Size 76cm * 54cm * 19cm / 29.92inch * 21.26inch * 7.48inch Loading Container 20GP: 341 cartons * 24 pcs = 8184 pcs40HQ: 793 cartons * 24 pcs = 19032 pcs

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1. It can automatically adjust the current and voltage to achieve maximum power 2. Compact size design for portability, with the free hook, you may just hang it on your bagpack when outdoors, great for any outdoor trips/activities 3. Solar panel peak power: 40W 4. Output: DC:18V 1.6A, USB: 5V 2.5A 5. Compact Size: 306 x182 x 10mm 6. Opened Size: 895 x 460 x 1mmSpecification: Package Weight One Package Weight 1.45kgs / 3.20lb One Package Size 30cm * 18cm * 3cm / 11.81inch * 7.09inch * 1.18inch Qty per Carton 20 Carton Weight 29.00kgs / 63.93lb Carton Size 38cm * 32cm * 32cm / 14.96inch * 12.6inch * 12.6inch Loading Container 20GP: 685 cartons * 20 pcs = 13700 pcs40HQ: 1590 cartons * 20 pcs = 31800 pcs

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1. Display: 1.8 inch LCD screen2. Support TF Card: up to 16GB3. Video format: AMV4. Audio format: MP3 / WMA5. Image format: JPG6. E-book format: TXT7. FM frequency: 87 - 108MHz8. Microphone: Built-in9. Other features: Games/voice recorder10. Interface: TF + 3.5mm audio jack + mini USB11. Battery Type: Built-in Rechargeable Lithium-Ion Battery 3.7V/200mAh12. Work Time: Approx 3 - 4 hours13. Display Type: TFT Screen, Screen Resolution: 160x12014. Language: Chinese / English / Japanese / Korean / Portuguese / French / Italian / Spanish / Germany15. Size: 90 x 42 x 9cmSpecification: Package Weight One Package Weight 0.10kgs / 0.23lb One Package Size 10cm * 5cm * 1.5cm / 3.94inch * 1.97inch * 0.59inch Qty per Carton 240 Carton Weight 25.00kgs / 55.12lb Carton Size 32cm * 32cm * 22cm / 12.6inch * 12.6inch * 8.66inch Loading Container 20GP: 1183 cartons * 240 pcs = 283920 pcs40HQ: 2747 cartons * 240 pcs = 659280 pcs

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1. Fully DVB-S/S2/S2X compliant, Live FTA digital picture and sound. 2. Support AHD CCTV Max 8MP 3. Support H.264/H.265(10 Bit) hardware decoding.4. Digital measuring device for signal strength and quality, supports presetting all satellite information.5. Support AV in and AV/HDMI out function.6. 4.3 inch LCD Colour Screen.7. 4000mAh Lithium-ion battery, normal work up to 4-6 hours. 8. Support 13V/18V/LOCK status panel LED display directly. 9. Support battery power display.10. Software upgradeable via USB and Wifi network (Wifi for MT7601 chip). 11. Supports scan of Auto, Blind, Manual or NIT, Sound for Locking Signal. 12. Supports DISEQC 1.0/1.1/1.2, unicable, 0/22kHz tone, auto calculate angle of AZ, EL.13. Support compass function, speaker integrated. 14. Support real-time power display, with low power reminder. 15. LNB short protect.Main Features:1. System capabilities: Full HD DVB-S/S2/S2X & H.265 Complian, Fully DVB compliant2. Video Decode: AC-3, MPEG-2 MPEG-4 MP HL, H.264 BP MP&HP L4.1, AVS profile L6.1/4.0/2.03. PAL/NTSC: Automatic PAL/NTSC conversion4. Channels Number: 6000 channels TV and Radio programmable5. Favorites: 8 different favorite groups selection6. OSD Language: English, German, French, Portuguese, Spanish, Italian, Russian, Turkish, Polish, Arabic, Farsi, Espanol, Deutsch7. OSD Color: 16-bit OSD with anti-flickering8. Channel Search: Channel search in automatic, manual and network search 9. Channel Edit: Various channel editing function(favorite, move, lock, skip, delete, rename, find, sort) 10. Easy Menu: Plug and Play installation, with an easy to use Menu System11. SoftUpgrade: Software upgrade through USB12. Save Channel: Automatic save for last channel13. Li-on Battery: 4000mAh14. Power Supply: DC12V/1500mA (Input 100V-240V, 50/60Hz)15. Panel display: 4.3 inch LCD Colour Screen16. Output Interface: HDMI(up to 1080P) output, LNB-IN x 2, DV-OUT, AV-OUT, AV-IN, USB, Power supplyElectric Performance1. System resource: Flash Memory: 64MB Serial FlashDDR3 Memory: 1GB DDR32. LNB/Tuner input:Connector: F-type maleFrequency range: 950MHz-2150MHzInput Impedance: 75ΩSignal lever: -65dBm to -25dBmActive Ant Power: 13/18V DC 400mA MAX, Overload ProtectionLNB switch control: 22KHzDiSEqC: Ver 1.0/1.1/1.23. Demodulator:Front end: QPSK(S), QPSK, 8PSK, 16APSK, 32APSK(S2)Modulation range: 2Mbps-45MbpsSCPC and MCPC Capable: YesSpectral inversion: Auto conversionPacking listDigital satellite meter x 1User manual x 1AV cable x 1Car charger cable x 1Adaptor x 1Specification: Package Weight One Package Weight 1.00kgs / 2.20lb One Package Size 23cm * 16cm * 6.5cm / 9.06inch * 6.3inch * 2.56inch Qty per Carton 20 Carton Weight 20.00kgs / 44.09lb Carton Size 48cm * 34cm * 35cm / 18.9inch * 13.39inch * 13.78inch Loading Container 20GP: 466 cartons * 20 pcs = 9320 pcs40HQ: 1083 cartons * 20 pcs = 21660 pcs

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1. This USB 3.2 Gen1 to Gigabit Ethernet wired Internet module incorporates Realtek original high performance controller RTL8153, with features including multi systems compatibility, driver-free, plug-and-play, supports systems like Win7/8/8.1/10, Mac, Linux, Android, and so on. 2. Easily providing wired Gigabit Ethernet connection for devices which has no Ethernet port or broken NIC, fast data rate, low latency, stable performance, smooth experience for gaming or HD movies. Specifications: 1. Controller: RTL8153 2. ETH port: RJ45 Gigabit Ethernet 3. USB: USB 3.2 Gen1 (data rate will be downgraded while connecting with a USB 2.0 port) 4. Network standard: 10/100/1000Mbps 5. System support: Win7/8/8.1/10, Mac, Linux, Android 6. Cable length: About 15cm (measured manually, for reference ONLY) 7. Status indicator: The green light keeps on, the yellow light keeps blinking Package list: 1. USB 3.2 Gen1 TO Gigabit ETH x 1 2. USB Type-A extension cable x 1Specification: Package Weight One Package Weight 0.04kgs / 0.09lb One Package Size 10cm * 8cm * 1cm / 3.94inch * 3.15inch * 0.39inch Qty per Carton 300 Carton Weight 10.00kgs / 22.05lb Carton Size 46cm * 32cm * 32cm / 18.11inch * 12.6inch * 12.6inch Loading Container 20GP: 566 cartons * 300 pcs = 169800 pcs40HQ: 1314 cartons * 300 pcs = 394200 pcs

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1. Frequency range: - FM1:63-87MHz FM2:87-108MHz - MW:522-1620KHz(step:9K) / MW:520-1710(Step:10K) - SW:5.9-21.85MHz 2. Sensitivity: FM: <=18dB MW: <=10mV/M SW: <=60uV 3. Distortion degree: <=1% 4. Single signal selection: <=10db 5. Machine speaker: 50mm/8ohm/0.5W 6. External earphone: 3.5mm/32ohm x2 7. Can set a time/alarm clock function 8. Power supply: 3V (battieries: 2 x AA)(not included) 9. External power suppl: >=32dB 11. Size: 111x70x26mm 12. Standard accessories: headset, rope, white box, english manualSpecification: Package Weight One Package Weight 0.22kgs / 0.49lb One Package Size 15cm * 8.5cm * 4cm / 5.91inch * 3.35inch * 1.57inch Qty per Carton 100 Carton Weight 18.00kgs / 39.68lb Carton Size 37cm * 34cm * 44cm / 14.57inch * 13.39inch * 17.32inch Loading Container 20GP: 481 cartons * 100 pcs = 48100 pcs40HQ: 1118 cartons * 100 pcs = 111800 pcs

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1. Recording format: WAV, MP32. Recording time: 20000 (minutes)3. Video: Does not support video shooting4. Product size: 100x21x8MM5. Material: aluminum titanium alloy + back clip design6. Using three-microphone dynamic noise reduction technology, the recording distance can be increased to 100 meters (specific environment test), high-definition recording Chinese display, to meet your work needs7. DSP acoustic noise reduction, Intel high-speed flash memory chip, save recording files quickly8. Digital encryption makes recording files more secure9. Intelligent voice control, you can set the recording time and start recording intelligently10. Other functions: support multi-music format playback/record while charging/monitor recording/save when power off/delete files11. Packing list: earphone, data cable, manualSpecification: Package Weight One Package Weight 0.11kgs / 0.23lb One Package Size 15cm * 8cm * 5cm / 5.91inch * 3.15inch * 1.97inch Qty per Carton 288 Carton Weight 35.14kgs / 77.46lb Carton Size 60cm * 60cm * 48.8cm / 23.62inch * 23.62inch * 19.21inch Loading Container 20GP: 151 cartons * 288 pcs = 43488 pcs40HQ: 352 cartons * 288 pcs = 101376 pcs

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1. Fully DVB-S/S2/S2X/T/T2/C compliant, Live FTA digital picture and sound. 2. Support H.264/H.265(10 Bit) hardware decoding.3. Digital measuring device for signal strength and quality, supports presetting all satellite information.4. Support AV in and AV/HDMI out function.5. 4.3 inch LCD Colour Screen.6. 4000mAh Lithium-ion battery, normal work up to 4-6 hours. 7. Support 13V/18V/LOCK status panel LED display directly. 8. Support battery power display.9. Software upgradeable via USB and Wifi network (Wifi for MT7601 chip). 10. Supports scan of Auto, Blind, Manual or NIT, Sound for Locking Signal. 11. Supports DISEQC 1.0/1.1/1.2, unicable, 0/22kHz tone, auto calculate angle of AZ, EL.12. Support compass function, speaker integrated. 13. Support real-time power display, with low power reminder. 14. LNB short protect.Main Features:1. System capabilities: Full HD DVB-S/S2/S2X/T/T2 & H.265 Complian, Fully DVB compliant2. Video Decode: AC-3, MPEG-2 MPEG-4 MP HL, H.264 BP MP&HP L4.1, AVS profile L6.1/4.0/2.03. PAL/NTSC: Automatic PAL/NTSC conversion4. Channels Number: 6000 channels TV and Radio programmable5. Favorites: 8 different favorite groups selection6. OSD Language: English, German, French, Portuguese, Spanish, Italian, Russian, Turkish, Polish, Arabic, Farsi, Espanol, Deutsch7. OSD Color: 16-bit OSD with anti-flickering8. Channel Search: Channel search in automatic, manual and network search 9. Channel Edit: Various channel editing function(favorite, move, lock, skip, delete, rename, find, sort) 10. Easy Menu: Plug and Play installation, with an easy to use Menu System11. SoftUpgrade: Software upgrade through USB12. Save Channel: Automatic save for last channel13. Li-on Battery: 4000mAh14. Power Supply: DC12V/1500mA (Input 100V-240V, 50/60Hz)15. Panel display: 4.3 inch LCD Colour Screen16. Output Interface: HDMI(up to 1080P) output, LNB-IN x 2, DV-OUT, AV-OUT, AV-IN, USB, Power supplyElectric Performance1. System resource: Flash Memory: 64MB Serial FlashDDR3 Memory: 1GB DDR32. LNB/Tuner input:Connector: F-type maleFrequency range: 950MHz-2150MHzInput Impedance: 75ΩSignal lever: -65dBm to -25dBmActive Ant Power: 13/18V DC 400mA MAX, Overload ProtectionLNB switch control: 22KHzDiSEqC: Ver 1.0/1.1/1.23. Demodulator:Front end: QPSK(S), QPSK, 8PSK, 16APSK, 32APSK(S2)Modulation range: 2Mbps-45MbpsSCPC and MCPC Capable: YesSpectral inversion: Auto conversionPacking listDigital satellite meter x 1User manual x 1AV cable x 1Car charger cable x 1Adaptor x 1Specification: Package Weight One Package Weight 0.96kgs / 2.11lb One Package Size 23cm * 16cm * 6.5cm / 9.06inch * 6.3inch * 2.56inch Qty per Carton 20 Carton Weight 20.00kgs / 44.09lb Carton Size 48cm * 34cm * 35cm / 18.9inch * 13.39inch * 13.78inch Loading Container 20GP: 466 cartons * 20 pcs = 9320 pcs40HQ: 1083 cartons * 20 pcs = 21660 pcs

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1. K-890 is a 3 5/6 high precise digital instrument with functions of stable performance, battery-driven, high reliability ,and high accuracy. 2. The instrument is with 21mm supersized screen to keep a clear reading and peak value holding. 3. And it is also can be used to measure some parameters such as DC voltage ,AC voltage, DC current ,AC current, resistances, capacitors, diodes, temperature, on and off, electric field induction testing,and frequency. 4. The whole machine takes double integral A / D conversion as the core, this is a superior capability instrument and ideal home furnishing tool for the laboratory, factories, radio enthusiasts. 5. 6000 bit range digital display 6. 15 seconds backlight time 7. Auto power-off 8. Note: battery (Not included)Specification: Package Weight One Package Weight 0.62kgs / 1.37lb One Package Size 23cm * 16cm * 6cm / 9.06inch * 6.3inch * 2.36inch Qty per Carton 30 Carton Weight 19.00kgs / 41.89lb Carton Size 50cm * 48cm * 32cm / 19.69inch * 18.9inch * 12.6inch Loading Container 20GP: 347 cartons * 30 pcs = 10410 pcs40HQ: 806 cartons * 30 pcs = 24180 pcs

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1. Brand new and high quality. 2. Small and lightweight, easy to carry. 3. Display devices use high bright LED digital tube, stunning display effect. 4. With reverse polarity protection, reverse not burned. 5. The voltmeter only two wires, wiring simple and reliable performance. 6. Suitable for measuring DC voltage, no need external power, measure range: 4.5V ~ 30V. 7. Wide voltage to work, red measure min voltage 2.5V, safe load voltage max 40V, over 40V, maybe damaged. 8. When measuring voltage below 10V, two digits are displayed after the decimal point; when measuring voltage above 10V, one digit is displayed after the decimal point.Specification: General Material Electronic Component Current <30mA Measure Range DC 0-100V Input impedance >50Kohm Operating Temperature -10 ~ 65 Degree Celsius Cable Length 20cm Operating Humidity 10 ~ 80% Reading Display 0.56 inch Cutting Size 45.5x25.5mm Size 48x29x22mm Weight 16g Package Weight One Package Weight 0.17kgs / 0.38lb One Package Size 18cm * 10cm * 7cm / 7.09inch * 3.94inch * 2.76inch Qty per Carton 80 Carton Weight 14.50kgs / 31.97lb Carton Size 52cm * 37cm * 36cm / 20.47inch * 14.57inch * 14.17inch Loading Container 20GP: 385 cartons * 80 pcs = 30800 pcs40HQ: 893 cartons * 80 pcs = 71440 pcs

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Parameter1. CPU: Amlogic S905X3 64-bit quad core ARM® Cortex™ A55 CPU 2. GPU: G31™ MP2 GPU processor 3. WiFi: IEEE 802.11 a/b/g/n/ac ; 2.4G / 5G 4. Bluetooth: BT ; Support Voice Remote 5. Power: DC 5V/2A6. OS: Android 9.0 7. Specification: 2GB+16GBI/O1. 1xHDMI: HDMI 2.1 ,Support HDMI CEC, Dynamic HDR and and 8Kx4K@24 max resolution output 2. 1xAV OUT: 480i/576i standard definition output 3. 2xUSB: 1 * USB 3.0 ; 1*USB 2.0 4. 1xIR Reciver: Remote Reciver Connect 5. 1xRJ45: Ethernet Interface;Support 10/100M/1000M 6. 1xTF CARD: Support 2GB/16GB Appliactions1. Online: Browse all video websites,support Netflix,Hulu,Flixster, Youtube, etc. 2. Apps: Apps download freely form android market、amazon app store etc. 3. Medium: Local Media playback,Support HDD, U Disck ,TF Card . 4. Talk online: Support SKYPE video call ,MSN , facebook ,twitter ,QQ etc 5. Others: Support Email,office suit etc.6. Support DLNA function 7. Support 2.4G wireless mouse/keyboard 8. Image: HD JPEG、BMP、GIF、PNG、TIF 9. Language: English French German Spanish Italian etc multilateral languages Accessories 1. HDMI cable x1 2. IR Remote x1 3. User Manual x1 4. Package box x1 5. Power adapter x1Specification: Package Weight One Package Weight 0.42kgs / 0.92lb One Package Size 21cm * 15cm * 5cm / 8.27inch * 5.91inch * 1.97inch Qty per Carton 20 Carton Weight 10.50kgs / 23.15lb Carton Size 23cm * 32cm * 52cm / 9.06inch * 12.6inch * 20.47inch Loading Container 20GP: 696 cartons * 20 pcs = 13920 pcs40HQ: 1617 cartons * 20 pcs = 32340 pcs

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