Feature:
1.Dual-Mic CVC8.0 Noise Canceling & Clear Sound: The wireless headset combines 2 built-in HD microphones and designed with advanced CVC8. 0 noise reduction technology, which blocks out disruptive background noise like wind, traffic or crowds and the background sounds you might hear, offering crystal clear audio and natural sound, allows you to enjoy high quality music and clear phone calls wherever.
2. Ultra-Long Playtime with Charging Case: Built-in 500mAh charging case, it can not only protect the Bluetooth earphone from damage, but also provide 3 charging times for the wireless earpiece, which is easy to carry and charge your earphone at any time without worrying about the Bluetooth earbud running out of power. When single headset is fully charged, it can be used 4 hours of continue talk time. With the portable charging box, you will get 4hrs playing/talking time.
3.Bluetooth 5.1 Stable Connection: Hassle-free Bluetooth headset can be connected to 2 devices at the same time, it provides fast and stable pairing with any Bluetooth device, like iOS or Android smart phones, tablets, laptops, MP3 players from up to 33 feet away without signal loss or music dropouts. Stable Bluetooth headset for cell phones.
4. Freely Angle & Comfortable Wearing: This Bluetooth wireless earpiece is designed to fit in either ear. The angle can be adjusted freely and will be worn stably. Flexible 180° rotatable ear hook and retractable 270° boom mic and rotates for a comfortable fit . No more burden on ears even after wearing it for a long time.
5.Hands-free for Calling: This Bluetooth headset with mic supports Siri assistant. Easy-to-reach buttons let you manage the music and call hands-free.

Specification:
Headphone parameters
Bluetooth-compatible version: V5.1+EDR
Wireless frequency: 2.4GHZ
Support protocol: A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3
Transmission distance: 10 meters
Battery capacity: 120mAh
Charging voltage/current: 5V/1A
Play/talk time: about 4 hours
Charging time: about 1 hour
Standby time: 120 hours
Speaker impedance: ?8MM 32?
Microphone sensitivity: -42Db
Working temperature: -10-50?
Parameters of charging compartment
Input voltage/current: 5V/1A
Battery capacity: 500mAh

Package Included:
1x Earphone
1x Charging cable
1x Charging compartment (set includes this, single earphone not included)
2x Ear caps
1x Manual