ITEM NAME:XS3868 Bluetooth Stereo Audio Module Main Control Chip OVC3860 Descriptio n Description: Features: Bluetooth: Version 2.0 frequency: 2.402-2.48 Ghz Max transmission power: Class2 4dBm (at antenna pad) Receive sensitivity: better than -82dBm Range: About 10 meters Data rates: Up to 3 Mbps (over the air) UART DATA transfer rate: 115200bps UART: NO flow control support Microphone: Mono microphone input with bias Specifications: Profiles: A2DP V1.2---Sink Only AVRCP V1.4---Controller Only HSP V1.2 HFP V1.2 Supply voltage: DC 3.6-4.2 V Current consumption: Operational-less than 55mA (active) Idle (sleep) ï ¼Å“10mA External antenna: Connection via SMT pad Dimension: 15.7mmx28.7mmx2.3mm Package Included: 1x XS3868 Bluetooth Stereo Audio Module Main Control Chip OVC3860 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. High quality buy, happy buyï ¼ XS3868 Bluetooth Stereo Audio Module Main Control Chip OVC3860.Bluetooth: Version 2.0. Current consumption: Operational-less than 55mA (active). External antenna: Connection via SMT pad. Microphone: Mono microphone input with bias. We'd like to settle any problem in a friendly manner.