UNIVERSAL COMPATIBLE The Sarevile Bluetooth headset adapts the latest Bluetooth 5.2 technology. This Bluetooth headset with microphone supports two device connections. On ear wireless headphone is compatible with cell phones, tablets, computers, telephones and other Bluetooth devices.

HANDS FREE CALLING Sarevile Bluetooth Headset supports Siri voice assistant and mute switch. One key(MFB) to power on the Bluetooth headset and enter pairing mode. Voice prompt connection status, mute status and battery low. One click to answer and end a call, double click to redial the last number. Easy to adjust the volume and switch to the previous/next track. Please Note The MFB can only answer calls on cell phones.

LONG BATTERY LIFE Super long battery life. This wireless headset can be fully charged in 2 hours, offers up to 35 hours of talking time or 60 hours of music playing time(70% volume) after full charge.

CRYSTAL CLEAR AUDIO This wireless headset with directional microphone provides clear sound when having a phone conversation, providing a quiet call environment for the user. Enjoy the freedom of wireless mobile calls and music while driving, running and working.

COMFORTABLE TO WEAR This Bluetooth headset provides you a comfortable wearing experience for intensive all-day use. The soft-cushion ear pad provides a comfortable around-ear fit for all-day listening. You can adjust the headband to the most comfortable size for your head. And the anti-slip pad will prevent the headphone from slipping off of your head.