Brand new hands free "Supertooth One" car phone adapter for hands free communication while operating a vehicle.  Voice controlled calling and answering a call.  Can also play streamed music from a Bluetooth capable phone.  Comes with arechargeable Lithium-Ion battery that can work for 15 hours straight or 800 hours of standby or when not in use.
Connect with 2 different phones simultaneously
Automatic re-connection to a paired phone
Voice control to answer a call
Voice control dialing (if phone supports)
Hands-free solution can pair to 2 phones simultaneously
Stream music from A2DP Bluetooth phones
Rechargeable Lithium-Ion battery
Works with all Bluetooth capable Android and IPhones 
Full Duplex
DSP noise/echo cancellation
Rechargeable Lithium-Ion battery
30 days (or 800 hours) of standby time when not in use
15 hours of talk time before recharging is needed