Features:1.Convenient & Comfortable: Designed to fit in either ear, the Build-in ear hook and flip-boom arm swivels and rotates for a secure fit. Lightweight 0.59oz and comfortable ear gels enough to be worn for all day. IPX5 sweatproof and dustproof allows you to use it in sweaty gyms and workplace without any concern2.Noise Cancellation: Built-in HD microphone with advanced CVC5.1 noise reduction technology blocks out disruptive background noise like wind, traffic or crowds, offers crystal clear audio and natural sound, allows you to enjoy high quality music and clear phone calls wherever.3.Hands-free for Calling: This Bluetooth headset with mic supports Siri and Google voice assistant. Voice alerts level, connection status, and even announce the phone number of income caller. Easy-to-reach buttons let you manage the music and call hands-free.4.Bluetooth 5.0 Technology: Provides fast and stable pairing with any IOS and Android smart phones, tablets, laptops,pc, MP3 players from up to 33' away. It can pair easily with any two Bluetooth devices at once.5.16HRS Super Long Talking: This Bluetooth Headset with 170mAH support to 16Hrs talk time & 20 Hrs listening to music and 250 Hrs super long standby time, support your commuting, unwinding at home, or doing your fitness routine throughout the day on a single 2 hours quick charge.Specifications:Model: F910Bluetooth version: V5.0+EDRBluetooth protocol: HFP, HSP, A2DP and AVRCP profilesOperating range: 10mcapacity: 170mAHTalk time: 16 hoursMusic play time: 16 hoursStandby time: 250 hoursColor: Black, BlueSize: 103*77mmPackage inluded:1*Bluetooth Earphone,1*USB Cable,1* User Manual