for example: smartphone, tablet, mouse usb, xiaomi redmi
Waterproof Bicycle Wireless Bluetooth Speakers Support TF FM - Black
$21.89Specifications: Bluetooth support: V3.0+EDR Battery: 3.7V1800mAh Material: Plastic Support: Android/IOS/PC Waterproof: IPX5 Splash-proof. (Not diving waterproof) Working Range: Up to 10M Working Time: Over 5hours(Based on volume)after full charged Dimension: W55*H55*L180mm Netweight: About 400g Speaker: () 45mm x2 Speaker Driver: 4 3W x2+Bass Frequency Reponse: 60Hz-23KHz S/N Ratio: 75dB Distortion: %0.5 Battery Charging Voltage: 5V0.3 500mA Battery Charging Time: 2-4Hours...
