Features and Specifications:2x 6.5" Portable Backpack Speaker with Bluetooth and LED Light PanelThis Speaker Delivers Durability, Flexibility, and Outstanding Audio PerformanceThe Speaker System is Perfect for Home Entertainment, Seminars, or Any Other Venues and EventsBuilt-in Bluetooth 5.0 CompatibleTrue Wireless Stereo (TWS): Connect 2 Speakers Via Bluetooth with TWS Technology So they Can Play at the Same Time and You Can Double Your Audio OutputLight show, colorful LED lights dance and change to the beat of musicUSB, Micro SD & AUX Inputs Allow You to Connect Your Non-Bluetooth External Audio DevicesFM Radio1 Mic Input (wired mic included)Remote ControlSystem Type: 6.5" Woofer x 2Frequency Response: 60Hz-13KHzImpedance: 2.5 OhmsS/N Ratio: 79dBRMS Power: 20WAdjustable and Removeable Shoulder StrapsBuilt-In Rechargeable Battery: 4500mAhPlay Time: Approx. 4-6HrsCharging Time: Approx. 3-4HrsAccessories: Remote Control, Wired Microphone, and ManualDimensions & Weight:Unit Dimensions (in): 10.24 x 4.46 x 17.84Unit Weight (lbs): 8.07Gift Box Dimensions (in): 11.73 x 9.96 x 20.2Gift Box Weight (lbs): 9.17UPC: 639131282650