Sports Retractable Wire Handsfree Call Wireless Neckband Bluetooth Headphones Stereo Headset

Overview
Bluetooth headsets with retractable wire management, good for sports and outdoor.
HiFi music, stable performance with Bluetooth 4.1 technology, CVC6.0 noise-canceling, and CSR8635 chips, allows you to take hands-free calls and control music settings.
Built-in 150mAh rechargeable Li-Polymer battery provides up to 12 hours of playtime with a single charge.
Neckband designed Bluetooth headphones, the best companion while running, jogging, or gym.

Specifications:
Bluetooth version Bluetooth 4.2
Support configuration file a2dp1.2 / avrcp1.4 / hsp1.2 / hfp1.6
DSP cvc6.0 dual-microphone noise reduction and echo reduction
Driver type dynamic
loudspeaker box. The diameter is 10 mm
Speaker impedance 32 ohm
Battery type lithium-ion polymer battery 180MAH
Battery life can also be 80% of the capacity in 300 cycles
Music playing time is 6 hours
Talk time 10 hours
Standby time 360 hours
Charging time 2.5 hours
Charging Miniport USB B
Wireless range 10m / 33 ft (available space)
The built-in microphone is
Microphone sensitivity - 42 DB
Headset type full size
Weight 48.2g
Color: blue, green, pink, orange
Size 14.1 cm x 14 cm x 1.6 cm

Package Content:
1 x Bluetooth Headphones
1 x Charge Cable
2 Pairs of Ear Plugs
1 x User Manual (Others Not Included)