Uscallm Wireless Bluetooth Earbuds, Bluetooth 5.3 Stereo Headset, Waterproof Lightweight Wireless Headphones with Microphone Digital Display for Home, Office, Travel, Sports

Wireless Headphones Bluetooth Headphones With Microphone Waterproof Stereo Headset Waterproof For Mobile Phone Features: Bluetooth compatible headset adopts Bluetooth compatible chip 5.1, with fast and stable transmission speed and strong -interference ability. Ergonomic design makes it comfortable to wear. It can be used with all Bluetooth-equipped devices. The headphones are so lightweight, you'll forget you're wearing them. Running and exercising are no problem as the earlobe is firmly in place when worn. With waterproof design, it can be used even when wet with sweat. Using high-quality ABS materials and electronic components, the wireless headset is reliable and durable. Full of a sense of technology, say goodbye to cumbersome pairing, pick up the Internet with seconds of power on, experience the wireless smooth sound. Suitable for your home, office, travel, sports and other occasions. Product Description: Bluetooth scheme: V5.3 Support protocol: HFP,HSP,A2DP,AVRCP Operating distance: 10M talk time: About 4.5h Music playing time: About 4.5h standby time: About 50h Battery type: li polymer battery voltage: 3.7V Headphone battery capacity: 30MAH Battery capacity of charging box: 500MAH Headphone charging time: About 1.5h Charging time of charging box: About 2 hour speaker: 8MM impedance16? frequency: 20-20KHZ Waterproof grade: IPX 5 Feature: The charging box has digital display, which can charge the mobile phone in an emergency. Package includes: 2 x Bluetooth Earphone (L&R) 1 x Charging box 1X USB charging cable 1 x user manual