TOTU Bluetooth Headphones, V4.1 Stereo Noise Isolating Sports Sweatproof Headset with Mic for iPhone 7 Samsung Galaxy S7 and Android Phones [Upgraded Version], Black … (Green);

Product has been fully upgraded since Aug 28, 2017.
Battery capacity is increased to have longer working time. Up to 8 hours talking time(MAX).


Specification:
Bluetooth Specification: V4.1+EDR
Noise Reduction: CVC 6.0
Frequency response: 20 - 22kHz
Charge time: about 1.5 Hours
Play time:Up to 7 Hours
Standbytime: 150 Hours
Operating range: Up to 33 feet (10 meters)


What's in the Box:
TOTU Bluetooth Headphones
S, M, L Ear Tips
Micro USB Charging Cable
User Manual


Warranty:
12-Month Manufacturer's Warranty and 30 days no-questions-asked return policy.24/7 Customer Service.