Yyk520 Hanging Ear Bluetooth Headset Waterproof Single Ear Business Wireless Bluetooth Headset With Charging Compartment

Specifications:Wireless BT Version: BLE5.1Working Time: about 8-10hrsStandby Time: about 180hrsEarphone Charging Time: about 1 hrCharging Voltage: DC 5VCharging Function: Charging Compartment to Charge EarphoneCharging Compartment Charging Time: about 2hrsCharging Interface: AndroidSpeaker Diameter: 10mmEarphone Battery Capacity: 60mAhCharging Compartment Capacity: 500mAhWireless Transmission Distance: less than 10m/32ftFrequency Range: 20HZ-20KHZSNR: 90dBSensitivity:-85dBmButton/Touch: ButtonOn-screen Display: charging/battery displayApplicable Modes: Single Ear, Hanging Ear, In-ear TypeMaterial: Plastic