Bluetooth Audio Streaming and Hands-Free Kit Ideal for in-car or home use Design for vehicle and sound equipment Stream music & calls from your Bluetooth-compatible smartphones or tablets to any AUX input High capacity battery that powers up to 6 hours of playback music (rechargeable) Full duplex communication with DSP for echo and noise cancellation Extremely low power charge standby that lasts up to 200 hours AUX extension cable and base provides flexible mounting adjustments LED light indicator Micro USB charging (cable included)