M9 Magnetic Bluetooth 4.1 Earphone Wired Control Sports Sweatproof Neck Hanging Earbuds

Features:
Soft-proof and sweatproof design, play sports while listening to music although in the rain or sweat
Magnet man's technical design and high quality materials make the helmet comfortable for everyday use
Portable and lightweight fashion design, very easy to store in your bag
With CSR4.1 audio decode technology, giving you perfect sound
Voice command to pick up / reject calls
Control of music and calls from the headphones
Allow you to answer the phone anytime, anywhere
Suitable for all Bluetooth enabled devices
Hands-free calling, hard trip more comfortable
Specification:
Color: Black, gold
Bluetooth chip and Bluetooth version: RSE 4.1
Bluetooth Protocol: A2DP AVRCP HFP HSP
Battery: 3.7v 60mah
Charging power: 5 v / 80 mah
Sensitivity: 103db +/- 3dB
Impedance: 32mw
Transmission distance: Accessible 10 m
Frequency: 2.4 ghz
Talk time: about 2-3 hours
Song time: about 2-3 hours
Package included:
1 x M9 Bluetooth Earphone
Note: This item will be shipped out without retail package, but we will pack it up well.