Wireless Portable Bluetooth Speaker; Seamlessly Stream, Share Music Anywhere; Speakerphone Allow You to Take Calls from Your Speaker with the Touch of a Button Photo Snapshot Feature: Simply Set Your Phone to Camera Mode & Use Your Speaker; as a Picture Shutter Via Bluetooth; USB and Micro SD Inputs: Allow You to Play Non-Bluetooth External Devices; 3.5mm Auxiliary Input to Connect Wired External Audio Devices; FM Radio (87.5 - 108MHz); Built-in Lithium Rechargeable Battery; Built-in Bluetooth V5.0 + EDR Operating Range: 10Meters; Frequency response: 150Hz - 20KHz; Power Consumption: 2 x 10W; Rechargeable Battery: 3.7V / 3000mAh; Power DC: 5V; Charging time: 8-10 hrs Play time: 2-3 hrs.