Key Features:   1.Mini in-ear wireless invisible design 2.Super Mini Size and hidden in the ear, no wearing burden 3.Ergonomic earphone design, stable in the ear, good for driving, sports, business, or leisure 4.Deep DPS noise-reduction microphone ensures clear call quality 5.Voice prompt for pairing, calling, turn on/off 6.One function button for on/off, song switch, language change, receive call (Only for One Piece, Not a Pair, Wear the left and right ears at will)   Product Specifications:   Bluetooth Version: Bluetooth V4.1 Bluetooth Distance: About 10M (no obstacles) Working Time: About 3 hours Charging Time: About 2 hours Standby Time: About 100 hours   Package Includes:   1 * Bluetooth Wireless Earphone 1 * USB Charging Cable 1 * English and Chinese User Manual     #Bluetooth #Mini #earphone #headset #Bluetoothheadset #Bluetoothearphone #wireless #wirelessheadset #earbuds #WirelessEarphone