New Bluetooth 3.0 Technology allows you to connect wirelessly to the Soundblock from up to 33 feet away. Seamlessly stream and share music, movies, games, phone and conference calls anywhere.Easy to pair - No code/pin needed.
Built-in Li-Ion Rechargeable Battery for up to 10 hours of playtime. Built-in microphone for hands-free speaker phone calling
Auxiliary Input,Connect non-Bluetooth audio devices to the 3.5mm auxiliary input
For a choice of colors search BÖHM CUSTOM SoundBlock (on amazon) and choose from 36 color variations.