DROK® Mini Stereo Audio Wireless Bluetooth Amplifier Digital Signal Power AMP Electrical Portable DIY 30W*2 Two Channel Amplifier Board Module Aluminum Body with UK Power Adapter for Speaker Auto Car Motorcycle Tablet PC Smartphone TV Iphone iPad iPod Laptops with Bluetooth (Gold)

Product description: Amplifier type: AV amplifier Channel: 2 channel Speaker output power: 30Wx2 Input voltage: 12V-24V Input current: at least 2.5A Dimension: 78×70×38mm Bluetooth connecting distance: within 10 meter Bluetooth standard: Bluetooth 4.0+EDR Headset power: 105mWx2 Power input: DC 12V-24V Continue reading DROK® Mini Stereo Audio Wireless Bluetooth Amplifier Digital Signal Power AMP Electrical Portable DIY 30W*2 Two Channel Amplifier Board Module Aluminum Body with UK Power Adapter for Speaker Auto Car Motorcycle Tablet PC Smartphone TV Iphone iPad iPod Laptops with Bluetooth (Gold)

1.3″ SPI I2C IIC 128X64 OLED LCD LED Display Module Board For Arduino UNO R3 STM

The use of OLED technology offers the following advantages for flat-panel displays? 1.Capable of wide viewing angles 2.Low operating voltage and power consumption 3.Quick response 4.Wide range of operating temperatures (-40c to 85c) A Comparison of OLED and TFT-LCD Display Continue reading 1.3″ SPI I2C IIC 128X64 OLED LCD LED Display Module Board For Arduino UNO R3 STM

NFC RFID RC522 RF IC Card Sensor RFID Reader Module With S50 Card Keychain for Arduino

This is based on RF module RC522 near field communication module. Its working frequency is 13.56MHz and you can read and write a 13.56MHz tag with this module. Features: – Standard shield interface, perfectly compatible with Arduino UNO / MEGA2560. Continue reading NFC RFID RC522 RF IC Card Sensor RFID Reader Module With S50 Card Keychain for Arduino

XCSOURCE 3PCS ISD1820 Sound Voice Recording Playback Module Mic Audio + Loudspeaker TE158

Features: 1.An easy to use 10 seconds of voice recording 2.High-quality, natural voice restored 3.Can be used as propaganda module 4.With looping, jog playback, single-pass play function 5.Available single-chip control 6.This module can directly drive a small speaker 8 ohm Continue reading XCSOURCE 3PCS ISD1820 Sound Voice Recording Playback Module Mic Audio + Loudspeaker TE158