Impecca AS620BTB Hi-Fi Stereo Bluetooth Speaker New Bluetooth v3.0 Technology allows you to Connect wirelessly up to 32 feet away. (10 meters) Seamlessly stream and share music, movies, games, phone and conference calls anywhere. Built-in Li-Ion Rechargeable Battery for up to 10 hours of playtime. Built-in microphone for hands-free speaker phone calling 3.5mm Audio Line In - Don't have Bluetooth? The AS620 allows you to connect the speaker directly to a standard headphone jack. With aux cable (Included) Premium Sound with Bass Enhance Technology. powerful Speaker delivers crisp clean sound with deep bass Micro USB charging port, With battery Standby time: Up to 2 months