Main Features:
1.Retractable neckband design.Especially suitable for sporting situation.
2.Portable and space-saving.
3.Amazing clear sound.The overall voice quality for calling sounds natural and works great.
4.Cutting-edge Design Concept,be ergonomically.Comfortable Wearing Experience.
5.Unparalleled Battery Life.Built in high capacity rechargable lipo battery.
6.Unparalleled Battery Life.Built in high capacity rechargable lipo battery.
7.Pair headset with 2 mobile phones.
8.Answer&End call/Incoming call vibration remind.
9.Power Promt.Each time turning on this headset,it will report headset battery power remaining.
10.Voice Dial.Unlock the mobile phone and double click the volume "+" to launch teh voice dial,and then just speak teh people name you want to call.This function can work only if your mobile phone support it.
11.Mobile phone anti-lost indicator.

Specification:
Correpond With: Bluetooth 4.1
Working Distance: ≥10m
Charging Time: ≥3.5 hours
Talk Time: ≥18 hours
Music Time: ≥16 hours
Standby Time: ≥300 hours
Weight: ≥67g

Package included:
1 x SX-991 Neck / Head Wear Sports Style V4.1 Bluetooth Stereo In-ear Headset
1 x USB Charging Cable(about 88cm)
2 Pairs of Earbuds
1 x User Manual

Compatible with:
iPhone 7, iPhone 7 Plus
iPhone 6s, iPhone 6s Plus
iPhone 6, iPhone 6 Plus
Samsung, Huawei, Xiaomi, MEIZU, HTC, ViVO, OPPO, SONY, Nokia, ZUK, Nubia, Lenovo, LG, 1+(One Plus), ZTE, Coolpad, Blackberry.
Other Bluetooth enabled smartphones and devices

Warm Notice:
Do not recommend you to listening music while driving!
Please read over the user manual for more details,any problem please feel free to email us,we always satisfied our dear customers.

• Outstanding Battery life. 300 hours standby time, 18 hours talking time and 16 hours music time.
• Latest Neckband style design concept. Newly added foldable function. No need to worry the headset will be break off when you put it in your bag. Just one press to retract the earbuds. The headset cable can be adjust to the best length
• Easy to use, just turn the headset on enter pairing mode, no need additional operation. Easy to change music and the volume and songs.
• Latest Bluetooth version 4.1. Combine with 6G CVC Noise Reduction technology, Ensure Hi-Fi Stereo Sound quality and Strong Signal
• Vibration for incoming call. The right side of the headset will vibrate when someone calls you. Will never miss any phone calls.

Outstanding Battery life. 300 hours standby time, 18 hours talking time and 16 hours music time.ATC