Music Playing Time: Up to 10 hours<br />Frequency: 2400.0-2483.5MHz<br />Bluetooth version: 3.0<br />Chipset: CSR<br />Charging time: 2-3 hours<br />Stand-by Time: Up to 250 hours<br />Note: Due to the difference between different monitors・ the picture may not reflect  the actual color of the item. Thank you!<br />Weight: 120g<br />Support Profile: Handsfree・ headset・ A2DP and AVRCP<br />Material: Plastic<br />Operation Range: 10 m<br />Talk time: Up to 10 hours<br />Size: 85mm x 85mm x 40mm(approx)<br />Package Content:<br />1 x Earphone<br />1 x USB Cable<br />1 x User Manual