ITEM NAME:XS3868 Backplane Master Plate Adapter Chip Stereo Audio Bluetooth Module Shield Descriptio n Description: 1. High Integration, Low Cost, Low Power Consumption 2. Compliance with Bluetooth 2.0 specification 3. Support A2DP V1.2, AVRCP V1.4 profiles 4. Integrating EEPROM, configurable working mode and parameters 5. Stereo audio output can directly drive 40 mW 32_loudspeaker 6. Low Voltage Detection Function 7. Scope of application: Bluetooth stereo headphones, Bluetooth stereo sound Specifications: USB Charging Voltage: 4.2V~9V USB Charging Current: 400mA XS-3868 Supply Voltage: 3.6V~4.2V Play Music Current: 80MA (MAX) Strip Current: Less Than 1MA Module Size: 49*22mm Package Included: 1 *Â XS3868 Wireless Bluetooth Shield Module Board Note: 1.Due to the manual measurement and different measurement methods, the actual size could be slightly different. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. We offer you what you need! XS3868 Backplane Master Plate Adapter Chip Stereo Audio Bluetooth Module Shield.1 XS3868 Wireless Bluetooth Shield Module Board. Scope of application: Bluetooth stereo headphones, Bluetooth stereo sound. Compliance with Bluetooth 2.0 specification. Stereo audio output can directly drive 40 mW 32_loudspeaker.