Note: 1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding._x000D_2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. Specification: Condition: 100% Brand New_x000D_Item Type: Earphone_x000D_Material: ABS_x000D_Color: As Pictures Shown _x000D__x000D_Weight: Approx. 65.0g_x000D_Bluetooth Version: 5.1_x000D_Frequency Range: 20HZ?20KHZ_x000D_Connection Range: 10 m/32.8 ft_x000D_Microphone Sensitivity: ?42dB_x000D_Playing Time: About 5 Hours_x000D_Call Time: About 6 Hours_x000D_Standby Time: About 120 Hours_x000D_Charging Time: About 1.5 Hours_x000D_Battery: Polymer Lithium Battery 120mahh_x000D_Wearing Method: Rear-hung wear Features: 1Split key design, easy to operate when moving, no constraints. 2Waterproof and sweatproof, not afraid of sweats when exercise. 3Completely enclosed sound cavity, prevent the daily rain infiltration, simple wipe can take on a new appearance. 4Headphones that don't need to be plugged into your ears, don't in ear and hurt your ears, take care of your ears. 5Built-in 120 mah battery, intelligent fast charging, can continuously listen to music. PackageList: 1 xEarphone 1 x Connecting Line 1 x Manual