Kissmart Mini Wireless Bluetooth Music Streaming Receiver Adapter with 3.5 mm Stereo Output and Hands Free Calling for Car Speaker, Home Stereo, Headphone Bluetooth V3.0, + EDR, Class 2. Bluetooth Profiles: A2DP & AVRCP. Bluetooth distance: up to 10 meters(33") 3.5mm stereo audio output, LED indicator, One touch connect button. Power supply: Inner Li-Battery charging via Micro USB cable Support headphones like: iPhone, Android phones, other smart phones which with Bluetooth A2DP functions. Stereo Audio Output: Use with home stereos, speakers, car stereos, headphones etc by 3.5mm stereo inlet socket Wireless music receiver connects to 3.5mm headphone jacks.Operation time: up to 8 hours. Size: 50 x 25.5 x 11cm Package Included: 1x Car Bluetooth Stereo Audio Music MP3 Receiver, 1x 3.5mm Audio Cable, 1x 3.5mm Audio Adapter, 1x USB Cable, 1x User Manual