Here Are The Features And Specs Of The Xtrike Me Sp-211Bt Wireless Speaker: Features: Wireless Bluetooth Connectivity Built-In Microphone For Hands-Free Calling Sd Card And Usb Inputs For Playing Music Directly From External Storage Fm Radio Tuner With Auto-Scanning Function Built-In Rechargeable Battery With Up To 6 Hours Of Playback Time Specs: Output Power: 5W Driver Size: 2 Inches Frequency Response: 40Hz-18Khz Bluetooth Version: 2.1+Edr Bluetooth Range: Up To 10 Meters Battery Capacity: 1200Mah Charging Time: 3 Hours Dimensions: 373*72.55*52.5Mm Weight: 0.44 Kg