Bluetooth Hands Free Calling Plus Music Streaming Device with Built-in Mic CoolStream CarChat+ DESIGNED and SERVICED IN USA  CoolStream is a USA company committed to customer service. HANDS FREE CALLS  Stay legal while driving. Press one button to answer your calls. STREAM MUSIC  Bluetooth wireless music from your phone to the car speakers. CHARGE 2 DEVICES - Two USB port always available for charging. Each USB with 2.5 amps of charging power. LATEST BLUETOOTH TECHNOLOGY  Bluetooth 4.0 with APTx, Echo Cancellation, Noise Suppression, and Multipoint Technology for pairing 2 phones simultaneously. Car AUX Jack required.