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 Stand by time: 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.
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 Stand by time: 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.
