Product  Parameters
<br />Headset models: GCM5
<br />Bluetooth version: bluetooth 4.1
<br />Battery cell number: 2
<br />Battery capacity: 150 mah * 2
<br />Size: 59 * 35 * 7 mm
<br />Standby time: 750 hours
<br />Duration: continuous call 20 hours
<br />Continuous listening the music time: 15 hours
<br />Charging time: 2 to 3 hours
<br />Headphones net weight: 9 grams
<br />Headphones frequency: 20 hz - 20 KHZ
<br />Sensitivity: 90 db
<br />Waterproof level: IP3
<br />Support agreement: A2DP/HFP/HSP
<br />Call noise reduction: CVS6.0 + DSP
<br />Speaker: 32 ohms 10 mm
<br />Connection distance: 10 meters
<br />
<br />Package Included:
<br />1 PC bluetooth headset
<br />1 PC usb charging cable
<br />1 PC user manual
<br />3 PC ear cap