This is the Scosche MotorMouth Bluetooth Handsfree and Streaming Audio Car Kit model BTAXS. The motormouth ii plugs directly into your car's mp3/Aux input. Your phone conversation will play through your car's speakers, so you can eliminate uncomfortable earpieces. With dsp echo cancellation, you'll have crystal clear transmission, even in noisy vehicles. Once set up, you'll be able to perform most of your phone's functions, such as answering, toggling between calls, etc. With the motormouth ii multi-Function button. Features: Auto-Pairing makes initial setup hassle one touch voice dialing with most bluetooth cellular phones includes switching audio splitter, aux relocation cable, usb charging cable and car charger support profiles: Hfp and A2D.