DetailsPowerful Subwoofer Portable Radio FM Wireless Caixa De Som Bluetooth Speaker Music Sound Box Blutooth For Large High Power BassDescription - 1. Bluetooth-compatible 5.0 - It uses a high-performance Bluetooth 5.0 smart chip to make the connection simple; fast and stable. The connection range is up to 10m.2. Long Endurance - Built in 1500 mAh high-capacity battery; it only takes 2h for charging and can play music continuously for about 8-10hours; the standby time is up to 99h.3. Multiple Connection Methods - Support TF card playback; U Disk playback; AUX audio cable connection playback; Bluetooth connection playback; it can be connected to various mobile phones; tablets; TVs and other devices.4. Stereo Sound - Left and right double bass diaphragms; 4 units burst with powerful bass; 360° powerful surround sound; allowing you to enjoy 9D shocking auditory feast.5. Hand Free - Built-in high-definition call speaker; support one-click answer; realize high-definition call.6. Portable an