Wireless Earphone Bluetooth 5.0 Stereo Earphone Headset With Mic Feature: 1.The ergonomic design of the earphones will cause pain for a long, so you can enjoy the beauty of music. 2.IPX3 function, let you fear the rain and sweat during exercise 3. Bluetooth chip5.0 better stability, -STRONGER signal, clear without delay. 4. Hi-Fi Stereo, Powerful Magnet Spool Speaker System Provides Excellent Sound Accuracy and Throughout the Frequency Range, Specifically Designed for Demanding Music Lovers. 5.Battery 60 MAH, with battery protection, to avoid battery charging, and cause swelling and aging of the battery. Description: Color: Black, tone, rose gold, sea blue, pearl white Material: ABS. Wear mode: In-ear Principle of sound production: voice coil Bluetooth version: chip 5.0 + RDA Battery capacity: 60 mAh Music playback time: 4 hours Talk time: 4 hours Transmission range: 10 m Frequency: 16-25KHZ Sensitivity: 92db Intelligent noise reduction: support Function: caller number, music pause/play, tail number, language Applicable products: Android, IOS 5.0 or above, WP system waiting for Bluetooth-enabled mobile phones,, notebook computers, desktop computers, desktop computers and other devices with Bluetooth capabilities (Without Bluetooth function, it needs to be Bluetooth adapter) Product size: 1.7 X 2.7 X 2.6 cm Package includes: 1 X headphone 1 X USB charging cable 1 X English instruction