Specification: Features:_x000D__x000D_Built-in sound pressure 5W power, good sound quality. _x000D_Long endurance lasting: At full power, the normal volume can be played for 6-8 hours (the duration of the battery varies according to the volume). _x000D_The low-power Bluetooth 5.0 chip is connected to the device, and the signal is more stable and the transmission is faster. _x000D_Retro small TV styling, vacuum plating, retro nostalgia. _x000D_Small and lightweight, playing music will not be stuck. _x000D__x000D_Specification:_x000D_Model: DW01_x000D_Color: Black, White, Blue (optional)_x000D_Compatible with Bluetooth version: 5.0_x000D_Effective distance: about 10m_x000D_Battery: 900mah_x000D_Frequency response: 150Hz-120KHz_x000D_Power: 3, 3W_x000D_Charging voltage: 5V/1A_x000D_Signal to noise ratio: 70dB_x000D_Resolution: 90dB_x000D_Interface: USB_x000D_Packing Size: Approx. 8.3 * 7.8 * 5.3cm / 3.27 * 3.07 * 2.09inch_x000D_Packing weight: Approx. 169.4 g_x000D__x000D_Package list:_x000D_1 * Speaker_x000D_1 * Instruction Manual_x000D_1 * USB Cable_x000D_1 * Hanging Rope Features: 1Built-in sound pressure 5W power, good sound quality. 2Long endurance lasting: At full power, the normal volume can be played for 6-8 hours (the duration of the battery varies according to the volume). 3The low-power Bluetooth 5.0 chip is connected to the device, and the signal is more stable and the transmission is faster. 4Retro small TV styling, vacuum plating, retro nostalgia. 5Small and lightweight, playing music will not be stuck. PackageList: