Advanced active noise cancelling technology frees yourself from airplane noise, city traffic or busy office.
Lowers the volume of the music you're listening to so you can hear what's happening around you without taking off the headphones.
Magnets can attach two buds together when not in use so the headphones can stay securely around your neck.
Convenient buttons let you adjust the volume, control music and video playback, and answer or end calls on iphone or android devices.
Well designed pair of neckband headphones that are comfortable to wear for extended periods.
Color Name:black case
1. Bluetooth version: V4.1
2. Bluetooth distance: 10 meters
3. Frequency range: 2.4GHz-2.48GHz
4. Operating distance: Up to 10m (free space)
5. Bluetooth profiles: A2DP, AVRCP, HSP, HFP
6. Standby time: Up to 50hrs
7. Working Voltage: DC5V/130MA
8. Charging: cable included (no adaptor)
9. Battery: Built in lithium polymer battery
10.Talk/music playtime: Approximately 2-4 hours
11. Charging time: Approximately 1-2 hours
12. Frequency response: 20Hz-20kHz
1 x Headphone Storage Bag
1 x Headphone
2 x earhook
1 x Instruction
Muhan Active Noise Cancelling Headphones Wireless in Ear Earbuds-HD Stereo Sweatproof Sports Magnetic Earphones Bluetooth Headset with Microphone - B07D7W4VNP