Charge 4|Speaker features Portable/Waterproof/Wireless|System profile 1.0|Frequency response 60Hz–20kHz|Volume control|Bluetooth|Microphone Built-in|Included Accessories 1 x Type C USB cable,1 x Quick Start Guide,1 x Warranty Card,1 x Safety Sheet|Colour Blue|Battery run time up to 20 hours|Battery weight 100 g|Dimensions 220 x 95 x 93mm
