Suchergebnisse für "school electronics"

Features1. 3.5 inch high definition TFT transmissive LCD screen, 480(RGB) x 272 pixel, 70.02x52.58mm active area. 2. Fully DVB S/DVB S2, MPEG2/MPEG4 compliant, MPEG2 / H.264 hardware decoding. 3. Digital meter for signal strength and quality. 4. Support scan of auto, blind, manual or NIT. 5. Sound and light alarm for locking signal. 6. Auto calculate angle of AZ, EL. 7. Support DISEQC 1.0/1.1/1.2, 0/22KHz tone. 8. Speaker integrated. 9. Support both AV out and AV in. 10. LNB supply: 13V/18V, Max 400mA, LNB short protect. 11. 7.4V/3000mAh li-ion battery included. 12. Software upgrade via USB port. 13. Easy to carry. 14. Demodulation Type: QPSK, 8PSK. 15. Symbol rate: 2 less than Rs less than 45M band (SCPC/MCPC). 16. Input frequency 950~2150MHz, signal input level -65~ -25dBm, band switch control: 22KHz. 17. AV output / input interface: 3.5mm jack, CVBS video output / input, stereo audio L/R output / input.Video Decompression1. Resolving rate: PAL 25 frame at 720 x 576, NTSC 30 frame at 720 x 480. 2. Signal compatibility: Support conversion for different video formats. 3. Video format: 4:3, 16:9, by pan & scan and letter box conversion. 4. Audio decompression: MPEG1 Layer I/II, MPEG2 Layer I/II. 5. Audio output mode: Stereo, Mono, R/L.Specification: Package Weight One Package Weight 1.11kgs / 2.45lb One Package Size 23cm * 22cm * 7cm / 9.06inch * 8.66inch * 2.76inch Qty per Carton 20 Carton Weight 23.50kgs / 51.81lb Carton Size 48cm * 46cm * 37cm / 18.9inch * 18.11inch * 14.57inch Loading Container 20GP: 326 cartons * 20 pcs = 6520 pcs40HQ: 757 cartons * 20 pcs = 15140 pcs

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Operation Steps1. The power cable & security stand will connected, and cable line can be go throgh the side groove or bottom. 2. Tear off the bottom sticker, then install it tightly on the clean table(Press time within 10 seconds). 3. Insert the touch sensor cable into the back interface. 4. Tear off the sticker with touch sensor. 5. Paste on the phone back with touch sensor,then it will connected the power adator with security stand. 6. Connect the charging cable with mobile phone, it is successful to install the security stand when you hear a alarm sound.Features1. Security system is used to secure consumer electronic gadgets in exhibition or store open display against theft. This innovative system is easy to operate and is able to blend easily in any exhibits layout. 2. Charging function: The stand alone security device built in lithium battery, if the power outages that is also with security function. One set of external 5V power adapter, and it can be supply products for charging. 3. Alarming function: - Contactor alarm: When we pull up the contactor and back of parts VBH adhesive, then it will immediately issued warming sound. - Cutting cable alarm: When the alarm cable was pulled apart or cut off, then it will immediately issued warming sound. 4. Remote control function: The infrared remote control, anti-interference ability, sensitivity strong. 5. Material: ABS 6. Alarm volume: 95-120dB 7. Input voltage: 110-240V 8. Charging voltage: DC 5V 1A 9. Unlock: Infrared remote control 10. Size: 7.5x5x5cmSpecification: General Compatible with Apple: iPhone 12, iPhone 12 Pro, iPhone 12 mini, iPhone 11 Pro, iPhone 11 Pro Max, iPhone 11, iPhone XS, iPhone XS Max, iPhone XR, iPhone X, iPhone 8 Plus, iPhone 8, iPhone 7, iPhone 7 Plus, iPhone SE, iPhone 6s Plus, iPhone 6s, iPhone 6 Plus, iPhone 6, iPhone 5S, iPhone 5C Package Weight One Package Weight 0.26kgs / 0.56lb One Package Size 14cm * 12cm * 9cm / 5.51inch * 4.72inch * 3.54inch Qty per Carton 40 Carton Weight 10.00kgs / 22.05lb Carton Size 47cm * 50cm * 30cm / 18.5inch * 19.69inch * 11.81inch Loading Container 20GP: 378 cartons * 40 pcs = 15120 pcs40HQ: 878 cartons * 40 pcs = 35120 pcs

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Hardware specifications 1. Chipset: ESP32-WROVER-B, AXP192 power management chip 2. Flash: 16MB 3. Static SRAM: 8MB 4. SRAM: 520 kB SRAM 5. Button: PWR power switch, reset 6. USB to TTL: CP2104 7. Vehicle clock: 40MHz crystal oscillator 8. Peripheral equipment: SIM Nano card slot, Mini PCIE card slot 9. Antenna: Onboard antenna (default) 10. Working voltage: 2.7V to 3.6V 11. Sleep current: About 700ma 12. Operating temperature range: -40 degrees Celsius ~ + 85 degrees Celsius 13. Dimensions: 75 x 33 x 10.5 mm 14. Weight: 14.5g Power Specifications 1. Power input: USB 5V / 1A 2. Charging current: 500 mA 3. Battery input: 3.7-4.2V 4. Charging IC: AXP192 5. JST connector: 2-pin 2.0mm 6. USB: Type C wireless online 1. Standard: FCC / CE-RED / IC / TELEC / KCC / SRRC / NCC (ESP32 chip) 2. Protocol: 802.11 b/g/n (802.11n, speed up to 150Mbps) A-MPDU and A-MSDU aggregation, support 0.4uS guard interval 3. Frequency range: 2.4GHz-2.5GHz (2400M-2483.5M) 4. Transmit power: 22dBm 5. Communication distance: 300m Bluetooth 1. Protocol: Compliant with Bluetooth v4.2BR/EDR and BLE standards 2. Radio frequency: NZIF receiver Class-1 with sensitivity of -97dBm, Class-2&Class-3 transmitter AFH 3. Audio: CVSD&SBC audio Software specifications 1. Wi-Fi mode: Workstation / SoftAP / SoftAP + Station / P2P 2. Security mechanism: WPA / WPA2 / WPA2-Enterprise / WPS 3. Encryption method: AES / RSA / ECC / SHA 4. Firmware upgrade: UART download/OTA (download and write firmware via network/host) 5. Software development: support cloud server development / SDK for user firmware development 6. Network protocol: IPv4, IPv6, SSL, TCP, UDP, HTTP, FTP, MQTT 7. User configuration: AT + command set, cloud server, Android / iOS app 8. Operating system: FreeRTOS Packing list 1. T-PCIE 16MB x 1 2. Charging cable x 1 3. Needle Pin x 2Specification: Package Weight One Package Weight 0.05kgs / 0.11lb One Package Size 15cm * 12cm * 2cm / 5.91inch * 4.72inch * 0.79inch Qty per Carton 300 Carton Weight 13.00kgs / 28.66lb 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. Receiver battery: AAAx1 (not included), transmitter battery: CR2032*1 2. Easy to carry and use 3. Adjust freely within the range of 0-3 meters to prevent items from entering 4. Good quality and long service life 5. Receiver size: 60x36x15mm, transmitter size: about 25x7mmSpecification: Package Weight One Package Weight 0.06kgs / 0.13lb One Package Size 20cm * 8cm * 2cm / 7.87inch * 3.15inch * 0.79inch Qty per Carton 200 Carton Weight 10.70kgs / 23.59lb Carton Size 40cm * 40cm * 40cm / 15.75inch * 15.75inch * 15.75inch Loading Container 20GP: 416 cartons * 200 pcs = 83200 pcs40HQ: 967 cartons * 200 pcs = 193400 pcs

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1. Use the digital mobile radio (DMR) layer 2 standard protocol. It is compatible with other brands and models of popular MOTO TRBO series Tier I and II that use standard encryption and other DMR-enabled radios. It is also compatible with any existing analog two-way radios operating on supported UHF and VHF frequencies and can be easily ported to digital technology. Almost all operations can be done through the wireless keyboard2. It also has many functions, such as send/receive interrupt, CTCSS&DCS, VOX, surveillance, emergency alert, scan, key lock, TOT, password lock, power saving, remote kill/stun/activate, analog and digital combination, LED Indicator lights, voice prompts, etc.3. Frequency: 136-174&400-480MHz&76-107.95MHz (receive only)4. Channel: 30005. Working voltage: 7.4V DC6. Battery capacity: 3200mAh7. Antenna impedance: 50 ohms8. Size: 150 x 64x 40mm9. Weight: 360g (including battery)Transmitter:1. Power: UHF: 8w: 4w: 1w, VHF: 10w: 5w: 1w2. Frequency stability: +/-1.0ppm3. FM modulation mode: 12.5KHz@11K0F3E 25KHz @ 16K0F3E4. Modulation distortion: less than 5%5. Vocoder: AMBE + 2TM6. Adjacent channel power: 60dBm@12.5KHz 65dBm @ 25KHz7. Audio response: +1 to -3dB8. Digital protocol: ETSI-TS102 361-1, -2, -3Receiver:1. Digital sensitivity: 0.30uV / -117dBm (BER 5%), 0.70uV / -110dBm (bit error rate 1%)2. Adjacent channel selectivity: TIA603C: 65dB ETSI: 60dB3. Spurious response: TIA603C: 75dB ETSI: 70dB4. Audio response: +1 to -3dB5. Rated audio distortion: less than or equal to 3% (type)6. Audio power: greater than or equal to 500mWSpecification: General Model HD1 Frequency Range VHF 136MHz-174MHz, UHF 400MHz-480MHz Antenna Impedance 50 ohms Voltage 7.4V Plug Available EU Plug Audio Response +1 to -3dB Size 150 x 64x 40mm Weight 360g Receiver Parameters Adjacent Channel Selectivity 65dB, 60dB Package Weight One Package Weight 0.81kgs / 1.78lb One Package Size 20cm * 16cm * 9cm / 7.87inch * 6.3inch * 3.54inch Qty per Carton 20 Carton Weight 17.60kgs / 38.80lb Carton Size 40cm * 32cm * 45cm / 15.75inch * 12.6inch * 17.72inch Loading Container 20GP: 462 cartons * 20 pcs = 9240 pcs40HQ: 1074 cartons * 20 pcs = 21480 pcs

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Features1. UHF wireless in-ear monitoring system. 2. A built-in limiter circuit for stage performances and a wide range of sounds eliminates distortion at excessive input levels. 3. Metal panel and body shell, makes it sturdy and durable 4. Provides desktop-level monitoring in an in-ear monitoring and receiving system with a wireless range from 80 to 100m, and a frequency range of 550-580MHz. 5. The signal-to-noise ratio of the dynamic range is improved, so that the system has excellent anti-interference ability, and once again shows the good original soundTransmitter Specifications1. Case specification:Standard 1U Case 2. Material: Metal panel and body housing case 3. Frequency range: UHF550-580MHz 4. Frequency interval: 25MHz 5. Transmit output power:100mW(50 ohms) 6. Audio input: XLR & 6.3mm duplex outlet 7. Earphone output: 6.3mm jack, volume adjustable 8. Headphone load impedance: Greater than or equal to 16 ohms 9. Voltage current consumption: DC 12V 250mA 10. Antenna interface: TNC jack (50 ohms) 11. Size: 48 x 10.5 x 4.3cmReceiver Specifications1. Oscillation mode: PLL synthesized Frequency 2. Width Frequency range: UHF550-580MHz (Corresponding transmitter frequency) 3. Frequency interval: 25MHz 4. Operate mode: Manual adjust 5. Receiving mode: Single tuning. 6. Comprehensive Frequency Response: 80Hz~15KHz+/-3dB 7. Output power (30 ohms): 2 x 35mW 8. Headphone load impedance: Greater than or equal to 16 ohms 9. Earphone output: 3.5mm jack 10. Power supply: 2 x AA batteries (not included) 11. Size: 8.5 x 6cmSpecification: Package Weight One Package Weight 2.74kgs / 6.04lb One Package Size 55cm * 33cm * 9cm / 21.65inch * 12.99inch * 3.54inch Qty per Carton 6 Carton Weight 17.10kgs / 37.70lb Carton Size 56cm * 34cm * 54cm / 22.05inch * 13.39inch * 21.26inch Loading Container 20GP: 259 cartons * 6 pcs = 1554 pcs40HQ: 602 cartons * 6 pcs = 3612 pcs

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1. Number of channels: 22. Bandwidth: 20 (MHz)3. Sampling rate: 48M (GS / s)4. Dimensions: 130 * 110 * 60 (mm)5. Weight: 0.5 (kg)6. Application: 3-in-1 multi-function, with functions of digital oscilloscope, spectrum analyzer and data recorder; oscilloscope probe uses standard BNC connector, and can also be replaced with 100X or high-voltage probe and probe7. Special design: carefully designed 20M bandwidth, 48M sampling rate, 2 channels, two-channel virtual oscilloscope, spectrum analyzer and data recorder that alternately support X, Y and X, Y alternate modes.8. Applicable scenarios: vehicle maintenance, electrical appliance maintenance, mobile phone maintenance, research and teaching9. Packing includes: host x1, USB test line, probe x2, CD x110. Advantages: compact and portable, can be directly put into the computer bag, easy to carry and teachSpecification: Package Weight One Package Weight 0.69kgs / 1.51lb One Package Size 13cm * 11cm * 6cm / 5.12inch * 4.33inch * 2.36inch Qty per Carton 40 Carton Weight 30.00kgs / 66.14lb Carton Size 44cm * 37cm * 20cm / 17.32inch * 14.57inch * 7.87inch Loading Container 20GP: 819 cartons * 40 pcs = 32760 pcs40HQ: 1901 cartons * 40 pcs = 76040 pcs

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1.5inch OLED display Module, 128x128 pixels, 16 gray scale, SPI/I2C interfaceOverviewThis is a general OLED display Module, 1.5inch diagonal, 128x128 pixels, 16 gray scale, with embedded controller, communicating via SPI or I2C interface.Features1. 128x128 high resolution2. 16 gray scale, better display effect3. Support SPI or I2C interface, configured via onboard resistor4. Come with development resources and manual (examples for Raspberry Pi/Arduino/STM32)Specifications1. Driver: SSD13272. Interface: SPI / I2C3. Display color: White4. Gray scale: 165. Resolution: 128x128 (most other competitive products are typically 128x64)6. Viewing angle: >160 degree7. Operating voltage: 3.3V / 5V8. Dimension: 44.5 x 37 (mm)Package Contents1. 1.5 inch OLED Module x12. PH2.0 7Pin x1Specification: Package Weight One Package Weight 0.03kgs / 0.07lb One Package Size 6cm * 4cm * 2cm / 2.36inch * 1.57inch * 0.79inch Qty per Carton 2000 Carton Weight 15.00kgs / 33.07lb Carton Size 60cm * 40cm * 40cm / 23.62inch * 15.75inch * 15.75inch Loading Container 20GP: 277 cartons * 2000 pcs = 554000 pcs40HQ: 644 cartons * 2000 pcs = 1288000 pcs

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1. Geeignet für Okularschnittstellengröße: 23,2 mm, 30,00 mm 2. Anwendbare Mikroskopmethode: Einsteckbarer optischer Mikroskop-Okularhalter 3. Lichtempfindliches Element: 1/4" 1,3 Millionen Pixel CMOS 4. Standbildauflösung: 1280x1024, 640x480, 320x240 5. Dynamische Bildauflösung: 1280x1024Pixel/24fps 6. Pixelgröße: 2,8 x 2,8 µm 7. Spektrale Reaktion: 400 nm – 1000 nm 8. Verschlusstyp: ERS (Elektronischer Rollladen) 9. Bildformat: JPG/BMP-Format 10. Weißabgleich: Auto/Manuell 11. Schnittstelle: USB 2.0 12. SVBONY SV189 verfügt über 1,3 Millionen Pixel hochauflösende digitale Bilder, mit denen Sie Fotos und Videos aufnehmen, teilen und jedes Detail der Mikrowelt erkunden können 13. Neue Proben können direkt auf dem Objektträger fotografiert werden, ohne dass man wie bei einem herkömmlichen Mikroskop lange darauf starren muss. 14. Die Kamera wird über das mitgelieferte USB 2.0-Kabel mit dem Computer verbunden und ist für die Betriebssysteme MAC OS10.5 und höher/Windows Vista/7/8/10 (32/64 Bit) geeignet. Damit können problemlos Farbfotos und Live-Videos aufgenommen werden. 15. Ausgestattet mit Software ist es für Benutzer bequem, Probenbilder zu bearbeiten und zu verarbeiten und bietet erweiterte Funktionen, einschließlich Messung, Kalibrierung, Datenexport und andere Funktionen 16. Nettogewicht: 90 Gramm 17. Produktgröße: 16 cm Paketdetails: - Elektronisches Okular des Mikroskops x 1 1,5 m USB 2.0-Kabel x 1 Benutzerhandbuch x 1 Spezifikation: Paketgewicht Gewicht eines Pakets 0,25 kg / 0,56 lb Einheitspackungsgröße 14,5 cm * 12,3 cm * 7,8 cm / 5,71 Zoll * 4,84 Zoll * 3,07 Zoll Menge pro Karton 128 Kartongewicht 30,00 kg / 66,14 lb Kartongröße 50 cm * 50 cm * 60 cm / 19,69 Zoll * 19,69 Zoll * 23,62 Zoll Container laden 20GP: 177 Kartons * 128 Stück = 22656 Stück 40HQ: 412 Kartons * 128 Stück = 52736 Stück

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1. Rated voltage: 100V-240V2. Rated power: 6W3. The way of placing the disc: cassette type4. Speaker interface: 3.5mm audio cable interface5. Material: ABS6. Bluetooth, CD, U disk, USB loop playback.8. Support AB repeat, plug in earphones, power bank or power supply.9. Pull-wire switch design, easy and practical to operate.10. FM radio function, can store 1-9 radio stations with clear sound effect with one key.Specification: Package Weight One Package Weight 0.80kgs / 1.77lb One Package Size 20cm * 20cm * 6cm / 7.87inch * 7.87inch * 2.36inch Qty per Carton 32 Carton Weight 26.60kgs / 58.64lb Carton Size 42cm * 42cm * 50cm / 16.54inch * 16.54inch * 19.69inch Loading Container 20GP: 302 cartons * 32 pcs = 9664 pcs40HQ: 701 cartons * 32 pcs = 22432 pcs

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Features:1. RS232/485 device data collector/IoT gateway specially designed for industrial environments.2. Integrate multiple functions into one, including serial port server, Modbus gateway, MQTT gateway, serial port to HTTPD client, etc.3. The module has RS232, RS485, WIFI, and Ethernet interfaces, which can realize serial to WIFI, serial to WIFI and other functions; Ethernet, Ethernet to WIFI, etc.4. Multiple onboard power interfaces support a wide range of 6~36V power supply, and can be equipped with PoE function.5. Industrial-grade metal shell design supports wall-mounted and rail-mounted installation. It is small in size and easy to install.6. Suitable for data collection, IoT gateway, security IoT, smart instrument monitoring and other applications.Product parameters:1. Frequency band: 2.412-2.484 GHz2. Wireless network: Station / AP / AP+Station mode3. Security mechanism: WPA-PSK / WPA2-PSK4. Encryption type: TKIP/AES5. Transmission power:802.11b: +19dBm (max @11Mbps)802.11g: +18dBm (max @54Mbps)802.11n: +17dBm (maximum @HT20, MCS7); +17dBm (maximum @HT40, MCS7)6. Receiving sensitivity:802.11b: -89dBm (@11Mbps)802.11g: -81dBm (@54Mbps)802.11n: -73dBm (@HT20, MCS7); -71dBm (@HT40, MCS7)7. Baud rate: 300-460800 bps8. Check digit: none, odd, even, mark, space9. Data bits: 5-9 bits10. Flow control: RTS/CTS N/A11. Protocol: TCP/UDP/ARP/ICMP/DHCP/DNS/HTTP/MQTT12. Configuration: host, browser, serial AT command13. Communication method: TCP/IP direct communication, VCOM14. Working mode: transparent transmission, serial port command, HTTPD Client, Modbus TCP to Modbus RTU15. Working temperature: minus 40 degrees Celsius - 85 degrees Celsius16. Humidity range: 5%-95% relative humidity17. Product size: 85 x 84 x 24mm18. Weight: 157g, 169gPacking list:RJ45 network port:-RS232/485 to WIFI Ethernet (B) x1-2.4G WiFi antenna x1-Rail mounting buckle x1-Screwdriver x1-Screw pack x1RJ45 network port supporting POE:-RS232/485 to WIFI POE ETH (B) x1-2.4G WiFi antenna x1-Rail mounting buckle x1-Screwdriver x1-Screw pack x1Specification: Package Weight One Package Weight 0.23kgs / 0.51lb One Package Size 18cm * 14cm * 4cm / 7.09inch * 5.51inch * 1.57inch Qty per Carton 32 Carton Weight 7.50kgs / 16.53lb Carton Size 38cm * 30cm * 34cm / 14.96inch * 11.81inch * 13.39inch Loading Container 20GP: 687 cartons * 32 pcs = 21984 pcs40HQ: 1597 cartons * 32 pcs = 51104 pcs

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1. Function : Film scanner/USB MSDC. 2. Image Sensor : 14.0 Mega pixels (4416*3312) 1/2.33" CMOS sensor. 3. Exposure Control : Automatic / Manual (-2.0 EV~ +2.0EV). 4. Resolution : 14.0 Mega pixels/ 22Mega pixels(interpolation). 5. Film type : 135 Film(36*24mm) / 126KPK Film(27*27mm) / 110 Film(17*13mm) / Super 8 Film(4.01*5.79mm) / Monochrome / Slide. 6. Built-in Memory : 128M. 7. Support System : Windows XP/vista/Windows7/8/Mac10.7.3 and above. Specification: General Model EC018 Material Plastic Interface USB 2.0 External Memory SD Card, up to 32GB (not include) Power Supply DC 5V Adapter/ USB Port Language English, German, Italian, Spanish, French, Chinese, Japanese Size 87*86.5*102.5mm Weight 250g Parameters Display 2.4 inch TFT LCD Exposure Control Automatic, Manual White Balance Automatic TV Out NTSC / PAL File Format JPEG Picture Effects B&W, Slides, Negatives Package Weight One Package Weight 0.27kgs / 0.60lb One Package Size 15cm * 10cm * 10cm / 5.91inch * 3.94inch * 3.94inch Qty per Carton 30 Carton Weight 9.00kgs / 19.84lb Carton Size 40cm * 40cm * 30cm / 15.75inch * 15.75inch * 11.81inch Loading Container 20GP: 555 cartons * 30 pcs = 16650 pcs40HQ: 1289 cartons * 30 pcs = 38670 pcs

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