Bluedio CCK KS Bluetooth 4.1 Sports Headphones with Mic

KS Bluetooth 4.1 Headphones for Running are born for Sports. They bring a new concept of life whether on your sports or leisure time.
Slim and lightweight KS is designed to be ultra small and lightweight, conform to your ear and looks sleek at the same time.
Long battery life Double battery provides a super long standby time up to 120 hours, and 4 hours of music or talk time.
Comfortable and stable Stay comfortably in your ear no matter how tough your workout is.
Excellent compatibility KS can pair with almost any Bluetooth-enabled smartphone.
Sweatproof KS is designed to be sweat-resistant, so you have no need to worry about the sweats during sports.
Built in microphone Allows for clear hands-free communication.
DSP intelligent noise reduction Deliver crystal-clear voice without the distraction of the ambient noise.
Voice prompt Support multi-language voice prompt, including English, Spanish, French and Chinese.
Specifications
Brand CCK (Bluedio New Brand)
Model KS
Bluetooth Version 4.1
Transmission Frequency 2.4GHz-2.48GHz
Bluetooth Range up to 33 feet (free space)
Bluetooth Profile A2DP, AVRCP, HSP, HFP
Frequency Response 20Hz-20KHz
Standby Time About 120 hours
Bluetooth Music/Talk Time About 4 hours
Charging Time About 2 hours
Operating Temperatrure -10℃~50℃
Input Voltage/Current 5V/＞100mA
Output Power 6mW+6mW
Package Contents1 x Earphones
1 x USB Cable
3 x Pair of Ear Tips (S, M, L )
1 x Manual
1 x Carry Pouch