$40
BrandYesido 3C Consumer Electronics Wholesale Product SpecificationsEP05 Wireless Bluetooth Headset ColorBlack Applicable toMobile Phone / Tablet / Laptop / Computer BT VersionBT5.2 BT distance≤10M ChargingDC5V(<250MA) Charging Time<2H Frequency20HZ-20KHZ Noise Ratio>90DB Playing TimeAbout 5H Degree of Distortion<3%