· Wired and wireless Bluetooth stereo multi-function headset, one-button connection, restored real sound, wired and wireless connection, it is a wireless headset and has a wired connection function, which can be used according to your own needs and mastered free. · Long standby timePolymer explosion-proof battery, can be used continuously, no longer worry about the battery is not, born for battery life. · Folding designSupport folding, easy to carry and store, foldable and retractable to adjust the wearing size, more practical and user-friendly. · Micro-regulable earphonesSupport micro-motion stretching structure adjustment, can adjust the ear for more comfort, suitable for people with different shapes. · Widely compatibleCompatiblility with 98% of digital devices in the market, including: earphones, GPS, tablet computers, hosts, mobile phones, MP3/MP5, etc.