Feature:
1. Perfect High-quality Sound: bluetooth headphones with mic sealing with unique cavity structure design, increase 20% effective area in vibrating diaphragm , adopt CVC6.0 smart noise reduction technology, own clear bass resonance, built-in HD microphone provides you a high fidelity and stereo sound
2.QY7 Upgrade Version: QY8 bluetooth wireless headphones has a higher profile,equipped with Bluetooth 4.1and CSR 8645 Chipset strengthen the signal 2 times , Compatible with most Bluetooth-enabled devices with 10-meter working distance, no delay and no noise
3.Super Endurance: sport bluetooth headphones built-in high-quality polymer battery (80mAh), 2 hours charging time ,up to 5 hours music time and 175 hours standby with a single charge
4.Stable Connection: behind neck bluetooth headphones with comfortable and secure ear-fitting design for all exercise, offer you a stable connection ,make easy accessible on-ear controls and get rid of troublesome wires tangling while you control your music or calls
5.Simple-to-use: bluetooth headphones working out control all functions of your music and calls via simple user interface . If you are not satisfied, we provide any refund or return service

Specifications:
Model: QY8 Bluetooth Headphones
Bluetooth Version: V4.0+EDR
Bluetooth Chips:CSR8645
Bluetooth Profile: HFP ,HSP,A2DP,AVRCP,APTX
Supports APT-x feature (HiFi stereo)
RF Range: 10m
Cable Length: 60cm
Noise reduction: CVC6.0
Supports IPHONE battery display
Stand-by time: about 175 hours
Calculating Conversation Time: about 5 hours
Charging time: About 2 hours
Dimension: 40 x 24 x 32mm/1.57 x 0.94 x 1.26 inch
Net Weight: 16.4g

Package Inclues:
1 x QY8 Wireless Bluetooth Headset
1 x Charge USB Cable
3 x Silicone Ear Buds
3 x Earhooks
1 x Buckle
1 x English Instruction