Specification:<br>Brand: CCK (it is same Bluedio Factory)<br>Model#: KS<br>Bluetooth version: V4.1<br>Frequency range: 20Hz-20KHz<br>Working range: up to 10m<br>Support protocols: A2DP,AVRCP,HSP,HFP<br>Talking time: about 5hrs<br>Music time: about 5hrs<br>Standby time: 120 hrs<br>Charging time: about 2 hrs<br>Input voltage: Around 5V/100mA<br>Output power: 6mW+6mW<br>Working environment: -10°TO 50°<br> <br>Color: Red, Blue, Green, Yellow<br> <br> <br>Package include:<br> <br>1 x KS sports earphones<br>1 x USB charging cable<br>1 x User manual<br><br>*NOTE: Jika warna yang diinginkan tidak tersedia, maka akan dikirimkan warna lain sesuai persediaan