This portable Bluetooth speaker provides alot of sound in a small package! Wireless Bluetooth connectivity makes it a perfect choice for mobile listening, and ensures that it works with almost any Bluetooth enabled device. With a wireless range of 30ft, and up to 6 hours of playback time between charges. These items are a great choice for anyone. Bluetooth V2.1 Profile: A2DP1.2, AVRCP1.0 Signal Range 30 Feet (Max).