Brand:CCK(Bluedio new brand)

Model:KS Plus Sports running headset

Bluetooth version:Bluetooth V4.1

Frequency Range:2.4Ghz-2.48Ghz

Bluetooth transmission distance:<10m(free space)

Bluetooth profiles:A2DP・AVRCP・HSP・HFP

Frequency response:20Hz-20Khz

Standby time:240 hours

Music/talk time:8 hours (full charging)

Charging time:about 2 hours

Operating temperature:-10-50

Input voltage/current:5V/>100Ma

Output power:6mW+6Mw

Battery:high quality dual battery

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