Search results for "office electronics"
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WAVESHARE Waveshare Rail-Mount Serial Server RS485 to WIFI/Ethernet Module, Modbus MQTT Gateway, 21968
FeaturesThis is a RS485 device data acquisitor / IoT gateway designed for industrial environment. It combines multi functions in one, including serial server, Modbus gateway, MQTT gateway, RS485 to HTTPD Client, etc. With RS485, WIFI and Ethernet ports, the module can realize functions such as serial to WIFI, serial to Ethernet, Ethernet to WIFI and so on. Using screw terminals for power input, it supports 5~36V wide range power supply. Rail-mount V0 flame-retardant case design, small in size, easy to install. It is suitable for applications like data acquisition, IoT gateway, safety & security IoT, and intelligent instrument monitoring...SpecificationsOutline: 1. Communication interface: RS485, screw terminal 2. Power supply: 5 ~ 36V DC, screw terminal 3. Case: PC + ABS, V0 flame retardant grade 4. Dimensions: L x W x H: 109.66 x 28 x 64.71 mm Comunication: 1. Ethernet: 10 / 100M auto-negotiation RJ45 connector 2. WIFI: 802.11b/g/n compliant 3. Serial port: RS485 interface (Anti-surge, Lightningproof, Over-current protection) Wireless specification: 1. Frequency Band: 2.412 ~ 2.484 GHz 2. Wireless network: Station / AP / AP+Station Mode 3. Security mechanism: WPA-PSK / WPA2-PSK 4. Encryption type: TKIP / AES 5. Transmitting power: - 802.11b: +19dBm (11Mbps) - 802.11g: +18dBm (54Mbps) - 802.11n: +17dBm (HT20, MCS7); +17dBm (HT40, MCS7) 6. Receiving sensitivity: - 802.11b: -89dBm (11Mbps) - 802.11g: -81dBm (54Mbps) - 802.11n: -73dBm (HT20, MCS7); -71dBm (HT40, MCS7) Serial specification: 1. Baudrate: 300 ~ 460800 bps 2. Parity bit: None, odd, even, mark, space 3. Data bit: 5 ~ 9 bits 4. Flow control: N/A Software 1.Protocol: TCP / UDP / ARP / ICMP / DHCP / DNS / HTTP / MQTT 2. Configuration: Host, web browser, serial AT command 3. Communication method: TCP/IP direct communication, VCOM 4. Operating mode: Transparent transmission, serial command, HTTPD Client, Modbus TCP to Modbus RTU Environmental requirements 1. Working temperature: -40 ~ 85 degree C 2. Storage temperature: -45 ~ 125 degree C 3. Humidity range: 5% ~ 95% relative humidityPackage List1. RS485 TO WIFI/ETH x 1 2. Antenna x 1Specification: Package Weight One Package Weight 0.17kgs / 0.37lb One Package Size 15cm * 8cm * 5cm / 5.91inch * 3.15inch * 1.97inch Qty per Carton 100 Carton Weight 17.00kgs / 37.48lb Carton Size 42cm * 50cm * 32cm / 16.54inch * 19.69inch * 12.6inch Loading Container 20GP: 396 cartons * 100 pcs = 39600 pcs40HQ: 921 cartons * 100 pcs = 92100 pcs
£32.99
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2 PCS XH-A232 Dual-Channel 20W High Power Digital Board MP3 Audio Power Amplifier Board Module, 20W Dual-channel MP3 Audio Amplifier
1. Purpose: 3 digital audio power amplifier2. Output voltage: 8-24v3. Power amplifier type: Class D4. Output power: 20w5. Output impedance: 4-8 ohms6. Protection: output short circuit protection, overheating protection, function self-recovery7. Module size: 43x55x14mmSpecification: Package Weight One Package Weight 0.05kgs / 0.12lb One Package Size 15cm * 10cm * 2cm / 5.91inch * 3.94inch * 0.79inch Qty per Carton 200 Carton Weight 11.00kgs / 24.25lb 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
£4.99 £1.99
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Aluminum Shell Square-column Anti-theft Alarm Stand Security System Burglar Alarm / Anti-theft Alarm Display Holder for Samsung / Huawei / Xiaomi / OPPO / vivo / LG with Micro-USB Port, Square-column Micro-USB
1. 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: Aluminum alloy + ABS 6. Alarm volume: 95-100dB 7. Input voltage: 110-240V 8. Charging voltage: DC 5V 1A 9. Unlock: Infrared remote controlSpecification: General Compatible with Samsung: Galaxy J2 Core (2020), Galaxy J6 (2018), Galaxy J2 Prime, Galaxy J2 (2016), Galaxy J Max, Galaxy J2, Galaxy S6 Edge + / G9280, Galaxy S6, Galaxy S6 edge, Galaxy S5 Plus / G901F, Galaxy S5 mini / G800, Galaxy S4 Active mini / i8580, Galaxy S5 Active, Galaxy K zoom / Galaxy S5 zoom, Galaxy S5 / G900, Galaxy S IV Zoom / C1010, Galaxy S IV mini / i9190 / i9192, Galaxy S4 CDMA / i545, Galaxy S4 / i337, Galaxy S IV / i9500, Galaxy S III LTE / i9305, Galaxy S III CDMA, Galaxy S III / I747 Huawei: Honor 7i, Honor 7, Ascend G350 Honor: 7A, 7A Pro, 7C, 7S, 7C Pro, 7X Xiaomi: Redmi 6A, Redmi 5 Plus, Redmi 5A, Mi 4i, Mi 4 Nokia: C2, C1, Lumia 625, Lumia 925 Package Weight One Package Weight 0.27kgs / 0.58lb One Package Size 14cm * 12cm * 9cm / 5.51inch * 4.72inch * 3.54inch Qty per Carton 40 Carton Weight 9.00kgs / 19.84lb 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
£19.99
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DEBRA DEBRA ER-404 Professional Stage Monitoring System 4-in-1 Wireless In-Ear Headphones, US Plug, EU Plug, AU Plug, UK Plug
1. Professional Stage Monitoring Solution: The ER-404 Wireless In-Ear Monitor System is designed for live performances and studio use, featuring multi-channel transmission as a professional monitoring device for bands, vocalists, and hosts.2. Stable Long-Range Transmission: Adopts UHF wireless technology with high-gain antennas, delivering low-latency, high-stability signal transmission up to 80 meters (260ft), ideal for large-scale stages.3. Convenient Bluetooth Connectivity: The transmitter has a built-in Bluetooth module for direct pairing with smartphones, tablets, and other devices, enabling quick audio input and expanding usage scenarios.4. IR Quick Frequency Matching: Supports one-click IR fast matching. After selecting the frequency, the transmitter and receiver can be paired via IR without complex settings, saving time and effort.5. Multi-Receiver Expansion Support: A single transmitter is compatible with multiple or even unlimited receivers, enabling simultaneous monitoring for large teams such as bands and choirs.6. Auto-Scan Anti-Interference: Equipped with auto-scan circuitry supporting 4 channels × 60 selectable frequencies, it automatically selects the optimal channel to reduce signal cuts and dropouts, ensuring stable performances.7. Powerful Audio Performance: The receiver features a built-in headphone amplifier chip that optimizes audio dynamics, delivering clear, full monitoring sound quality and restoring musical details.8. Detachable Monitoring Earphones: Comes with detachable in-ear monitor earphones with a 0.75mm 2-pin connector, supporting cable replacement and upgrades for a secure, comfortable fit with excellent sound isolation.9. Long-Lasting Battery Life: The receiver runs on 2 x AA batteries (not included) with up to 6-8 hours of use, and the batteries can be replaced anytime, eliminating range anxiety during long performances.10. Multi-Scenario Application: Widely used in stage performances, live interviews, large conferences, orchestra performances, live streaming, and recording, adapting to various professional audio needs.Specification: Package Weight One Package Weight 2.91kgs / 6.42lb One Package Size 54cm * 29cm * 8cm / 21.26inch * 11.42inch * 3.15inch Qty per Carton 5 Carton Weight 15.50kgs / 34.17lb Carton Size 56cm * 42cm * 30cm / 22.05inch * 16.54inch * 11.81inch Loading Container 20GP: 377 cartons * 5 pcs = 1885 pcs40HQ: 877 cartons * 5 pcs = 4385 pcs
£235.99
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USB Rechargeable Desktop High-Power Fan With Night Light
1. Material: PC+PP+electronic components2. Charging voltage: Recommended 5V/3A3. Fan speeds: 5 wind speeds/3 light speeds4. Battery: 1200mAh5. Powerful motor paired with a turbine-style spiral fan blade design cuts through the airflow and directs the airflow through a duct, effectively concentrating the air and creating a professional airflow system that powerfully stirs the indoor air.6. Strong wind, concentrated airflow, suitable for long-distance air delivery; powerful spiral airflow can be used flexibly in large spaces, covering the entire room for a powerful and refreshing coolness.7. Powerful motor: low interference, smooth operation, long lifespan, safer, more stable, and quieter.8. Soft ambient night light, combining cooling and illumination; turning on the fan with the night light helps you fall asleep.9. 360-degree tilt and tilt adjustment for better airflow coverage, creating the feeling of being surrounded by natural breezes.10. Open the fragrance diffuser lid to the right; it contains fragrance cotton for adding perfume or mosquito repellent (not included).11. Noise-reducing airflow design keeps operating noise around 35dB, ensuring a quiet and undisturbed work or study environment.12. Type-C USB charging, built-in battery for longer battery life, powerful performance, and extended cycle life.13. Dimensions: 19x10x26.6cmSpecification: Package Weight One Package Weight 0.92kgs / 2.03lb One Package Size 21cm * 13cm * 29cm / 8.27inch * 5.12inch * 11.42inch Qty per Carton 20 Carton Weight 18.90kgs / 41.67lb Carton Size 61cm * 44cm * 59cm / 24.02inch * 17.32inch * 23.23inch Loading Container 20GP: 168 cartons * 20 pcs = 3360 pcs40HQ: 390 cartons * 20 pcs = 7800 pcs
£5.99
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LINEPAUDIO B982 Power Amplifier Instrument Drummer Earphone Monitor Signal Amplifier, Dual XLR Input, B982
Product DetailsPersonal in-ear monitor amplifier, in-ear monitor amplifier for personal monitor applications,high power and "drummer proof" headphones output, dual XLR inputs allow for 2-channel mono or stereo operation, switchable stereo/mono operation with mix function, level and balance/mix controls, runs up to 12 hours on a 9V battery(not included), battery control with dual LED indicators, operates on DC 9V power supply (included), integrated current limit protects your ears and headphone. Specification1. Input: 2 x XLR connector,balanced2. Output: 6.35mm and 3.5mm TRS connector3. Input impedance: 20K ohm4. Output impedance: 10K ohm per channel5. Frequency response: 20 Hz-80K Hz(+/-0.5 dB)6. THD + N: 0.01%7. Signal-to-noise ratio: >90 dB(A-weighted)8. CMRR: >50 dB9. Crosstalk: >40dB10. System Data- Normal input level: 2 dBu- Max input level: 6 dBu- Limit input level: 7 dBu- Max output level: 9.5 dBu11. Indicators- LEDs: Power indicator(green),battery control indicator(red)- Voltage: Green LED lit:voltage>7.3V,Both green and red LED lit:voltage = 6.8-7.3V,Red - LED lit: Voltage<6.8V12. Battery: 9V block alkaline or 8.4V NIMH rechargeable battery13. Power adapter: Ext. input power DC 9V (pin = pos,ring = neg)14. Standby power consumption: 300 mW15. Max operation current: 90 mA16. Max output power into 20 ohm: 40 mW per channel17. Product net weight: 0.32kg18. Product size: length: 105mm x width: 103mm x height: 43mmSpecification: Package Weight One Package Weight 0.50kgs / 1.09lb One Package Size 22cm * 18cm * 6cm / 8.66inch * 7.09inch * 2.36inch Qty per Carton 24 Carton Weight 12.00kgs / 26.46lb Carton Size 44cm * 36cm * 36cm / 17.32inch * 14.17inch * 14.17inch Loading Container 20GP: 467 cartons * 24 pcs = 11208 pcs40HQ: 1085 cartons * 24 pcs = 26040 pcs
£35.99
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WAVESHARE WAVESHARE 2.8 inch 262K Colors 320 x 240 Pixel Touch Display Module for Raspberry Pi Pico, SPI Interface, 2.8 inch
Features1. 320x240 resolution, IPS screen, 262K colors, clear and colorful displaying effect 2. Dedicated touch controller, bringing more smooth touching effect than AD-controlled solutions 3. MicroSD card slot for storing images and direct displaying them easily 4. Programmable backlight control, power saving 5. Come with development resources and manual (Raspberry Pi Pico C/C++ and MicroPython examples)Specification1. Operating voltage: 5V 2. Resolution: 320x240 pixels 3. Display color: 265K colorful 4. Communication interface: SPI 5. Display panel: IPS 6. Display size: 57.60 x 43.20 mm 7. Pixel size: 0.18x 0.18 mm 8. Driver: ST7789 9. Touch Controller: XPT2046 10. Size: 70.20 x 50.20 mmPackage List1. Pico-ResTouch-LCD-2.8 x1 2. Standoffs pack x1Specification: Package Weight One Package Weight 0.08kgs / 0.17lb One Package Size 15cm * 12cm * 3cm / 5.91inch * 4.72inch * 1.18inch Qty per Carton 200 Carton Weight 13.00kgs / 28.66lb Carton Size 42cm * 32cm * 32cm / 16.54inch * 12.6inch * 12.6inch Loading Container 20GP: 620 cartons * 200 pcs = 124000 pcs40HQ: 1439 cartons * 200 pcs = 287800 pcs
£11.99
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Waveshare Waveshare ESP32-S3 7-Inch 800 X 480 Touch Display Development Board, 7-Inch
1. Equipped with high-performance Xtensa 32-bit LX7 dual-core processor, the main frequency is up to 240MHz2. Support 2.4 GHz Wi-Fi (802.11 b/g/n) and Bluetooth5 (LE), onboard antenna3. Built-in 512KB SRAM and 384KB ROM, stacked 8 MB Flash and 8 MB PSRAM4. Onboard 7-inch capacitive touch screen, 800×480 resolution, 65K color5. Support I2C interface to control capacitive touch, 5-point touch, support interrupt6. Onboard CAN, RS485, I2C interface and Micro SD card holder, etc., integrated full-speed USB serial port7. Support flexible clock, module power supply individual setting and other precise control, to achieve multi-scenario low power mode8. Application areas: HMI human-machine interface, LVGL GUI development9. Product size: 192.96 x 110.76mm10. Weight: 291gSpecification: Package Weight One Package Weight 0.39kgs / 0.85lb One Package Size 26cm * 14cm * 4cm / 10.24inch * 5.51inch * 1.57inch Qty per Carton 24 Carton Weight 9.50kgs / 20.94lb Carton Size 28cm * 30cm * 50cm / 11.02inch * 11.81inch * 19.69inch Loading Container 20GP: 634 cartons * 24 pcs = 15216 pcs40HQ: 1473 cartons * 24 pcs = 35352 pcs
£41.99
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5 PCS HW-131 Power Supply Module 3.3V 5V Bread Board, HW-131
1. Two sets of 3.3V and 5V DC output pins are on board, which is convenient for external use2. The upper and lower two channels are independently controlled, which can be switched to 0V, 3.3V, 5V3. Output current: Less than 700ma4. Output voltage: 3.3V, 5V can be switched5. Input voltage: 6.5-12V (DC) or USB power supply6. Dimensions: 32.2 x 52.8 x 20.7mmSpecification: Package Weight One Package Weight 0.02kgs / 0.04lb One Package Size 5cm * 8cm * 4cm / 1.97inch * 3.15inch * 1.57inch Qty per Carton 500 Carton Weight 8.00kgs / 17.64lb Carton Size 30cm * 30cm * 44.4cm / 11.81inch * 11.81inch * 17.48inch Loading Container 20GP: 667 cartons * 500 pcs = 333500 pcs40HQ: 1549 cartons * 500 pcs = 774500 pcs
£4.99 £2.99
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FNIRSI FNIRSI DST201 3 in 1 Digital Multimeter Oscilloscope
1. Screen size: 2.8 inches2. Screen material: TFT color screen3. Backlight: adjustable backlight brightness4. Charging power: 5V/1A5. Battery capacity: 3000mAh6. DC voltage: 1.9999V/19.99V/1000V7. Real-time sampling rate: 5MSa/second8. Analog bandwidth: 1MHz9. Input impedance: 1M10. Test voltage range: 80vpp-800vpp11. Vertical sensitivity: 10mV/div-10V/div12. Vertical displacement: adjustable with indicator13. Horizontal time base: 500ns-20s14. Trigger mode: Auto/Normal/Single15. Output waveform: 0-10KHz16. Square duty cycle: 0-100%, square and sawtooth adjustableSpecification: Package Weight One Package Weight 0.62kgs / 1.38lb One Package Size 20cm * 11cm * 9cm / 7.87inch * 4.33inch * 3.54inch Qty per Carton 40 Carton Weight 25.80kgs / 56.88lb Carton Size 57cm * 42cm * 38cm / 22.44inch * 16.54inch * 14.96inch Loading Container 20GP: 293 cartons * 40 pcs = 11720 pcs40HQ: 680 cartons * 40 pcs = 27200 pcs
£46.99
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UNO R3 CH340G Improved Version Development Board, CH340G without Cable, CH340G with 50cm Cable, CH340G with 30cm Cable
Type:Voltage Regulator1. Packaging Electrostatic bag2. It use the same as official R3 board3. Use: Instrument4. Power supply voltage: 5v~9v5. Output voltage: 5V DC voltage output and 3.3V DC voltage output6. Plug in the development board, the driver will be installed automatically7. Select the board in die8. Select the COM port, this can be queried in my computer, just the port inside your development board9. It is best to choose the program that comes with it, PROGRAMMER it in.10. Added pin header, easy to useSpecification: Package Weight One Package Weight 0.07kgs / 0.16lb One Package Size 16cm * 8cm * 3cm / 6.3inch * 3.15inch * 1.18inch Qty per Carton 240 Carton Weight 15.00kgs / 33.07lb Carton Size 30cm * 50cm * 50cm / 11.81inch * 19.69inch * 19.69inch Loading Container 20GP: 355 cartons * 240 pcs = 85200 pcs40HQ: 825 cartons * 240 pcs = 198000 pcs
£2.99 - £3.99
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10 PCS Matrix 1 x 5 Keys Membrane Switch Keypad
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
£7.99