Bravo View X-7BT – Portable Bluetooth Tablet Speaker System Specification: Frequency Response: 50-20,000Hz Wireless Technology: Bluetooth Bluetooth Version: 2.1 Bluetooth Profile: A2DP & AVRCP Operating Range: Up to 33 feet (10M) Total Power: 5W Battery: 850mAh Lithium-ion Battery Dimensions: (L x W x H) = 7.87 x 3 x 1.35