20W 4000mAh Wireless Bluetooth Portable Speaker Big Power Handsfree Tf Mp3

Main Features: Built-in 4000mAh rechargeable Li-ion battery for up to about 15 - 20 hours of playtime. Small size lets you easily carry it from room to room, or take it for outdoor parties Elegant metal housing portable design. Fits in anywhere of the house, and tough enough for your outdoor party Integrated microphone offers hands-free speakerphone functionality, allows you to enjoy your favorite tunes without missing a call Dual high-performance 2.1 design delivers a 20 Watts of room-filling, thrilling audio experience. Great Bluetooth speaker for any indoor or outdoor BBQ party Easy access to hand free talking / Volume up / Volume down / Fast forward ( skip ) / Backward / Pause / Play / Power buttons Play music directly from cell phone / TF card / Tablet PC / USB Specification: Bluetooth Version: 4.0 Battery: 4000mAh Play Time: 20 hours ( 50pct volume ) Standby Time: 180 hours Channel: 2 TF Card Extension: 32G to MAX. ( Not included ) Transmit Distance: 10m Output Power: 10W x 2 Charging Time: 6 hours SNR: 75dB Distortion: Less than 0.1pct Frequency Response: 20Hz - 20KHz Support Profile: A2DP, AVRCP, HSP, HFP Frequency Range: 2.4GHz - 2.48GHz Playback Format: MP3 / WMA / WAV / APE / FLAC Material: Alloy Packaging accessories: Speaker x 1 User manual x 1 USB charging cable x 1