B11 TWS Bluetooth 5.0 Earphone Wireless Headphones for phone True Wireless Stereo Earbuds sports With Mic Charging box Feature: Ergonomic customized design, to ensure a comfortable ear sense. The latest Bluetooth V5.0 technology.The headset supports wireless charging and enjoys black technology life High capacity batteries are used for a long time Designed for sports, wear solid High-definition microphone support calls.Make your life more convenent. Parameter: Bluetooth Version: V5.0 + EDR LCD display for battery life Ear-hook sports design Waterproof level: ipx5 Magnetic open/close charging box Supports: HSP/HFP/A2DP/AVRCP Charging Interface: Point-contact Speaker Unit: 10mm Impedance: 3215% SNR: 110db Transfer distance: 10m Battery Capacity: 60mAh each Charging box Battery: 1000mAh Talk time: about 4-5 hours Music playing time: about 4-5 hours Standby time: about 280 hours Charging time: about 1.5 hoursPackage Included: 2x headphones 1x charging compartment 1x data cable 1x manual