CSR BC6145 Bluetooth V3.0 Module - Green + Black
Sensitivity: -91dB; with built-in PCB antenna; DSP-based 6th generation 1-mic CVC echo and noise cancellation for effective noise cancellation under all conditions; compatible with 16MHz~26MHz; low noise microphone; Bluetooth class 2 power; CSR BC6145 mono track wireless speaker solution. User Manual: http://m5.img.dxcdn.com/CDDriver/CD/sku.271338.doc