![enter image description here][1] ![enter image description here][2] ![enter image description here][3] **DESCRIPTION** Grove - Serial Bluetooth is an easy to use module compatible with the existing Grove Base Shield, and designed for transparent wireless serial connection setup. The serial port Bluetooth module is fully qualified BluetoothV2.0+EDR(Enhanced Data Rate) 2Mbps Modulation with complete 2.4GHz radio transceiver and baseband. It uses CSR Bluecore 04-External single chip Bluetooth system with CMOS technology and with AFH(Adaptive Frequency Hopping Feature). **Features:** Operating Voltage: 5.0VDC Data Rate: 2Mbps RF Transmit Power (Max)：+4dBm Sensitivity：-80dBm Fully Qualified Bluetooth V2.0+EDR 3Mbps Modulation Selectable baud rate Auto-reconnect in 30 min when disconnected as a result of beyond the range of connection **Documents:** Please visit our [wiki][4] page for more info about this product. It will be appreciated if you can help us improve the documents, add more demo code or tutorials. For technical support, please post your questions to our forum. For more detail, please visit: http://www.seeedstudio.com/item_detail.html?p_id=2475 [1]: /editor/20160711/5783b831acf22.png [2]: /editor/20160711/5783b835532c9.png [3]: /editor/20160711/5783b83971746.png [4]: http://www.seeedstudio.com/wiki/Grove_-_Serial_Bluetooth_v3.0