Features: Colorful wireless bluetooth-compatible loudspeaker, desktop loudspeaker, high-defination Loudspeaker, surround sound. High defination chip decoding provides more precise decoding speed and rich sound performances. High performances BLE5.0 chip, stable and fast connection, almost no delay, transmission distance ≥10m. Compatibility with bluetooth-compatible devices such as smartphones and tablets, multiple operate ways wide compatibility. Supports memory card playback, and supports multimedia functions such as up and down switching, and song switching. Specifications: Material: Plastic+Electronics Size: about 217x73x85mm/8.54x2.87x3.34inch Bluetooth-compatible version: BLE5.0+EDR Sensitivity: -88dB ± 2dB Input: DC5V Battery: 800mAh Charging time: 1-3hrs Loudspeaker unit: double Loudspeaker, 8Wx1 Package Includes: 1pc Wireless Bluetooth-compatible Loudspeaker note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.