Bluetooth® Specification v5.3 Bluetooth® Profiles Supported HFP, HSP, A2DP, AVRCP Operating Distance: 10 meters Operating Temperature: 0-50 degree celsius Charging Time: Around 1.5-2 hours Talk Time*: Up to 7.5 hours Music Time*: Up to 10 hours Standby Time*: Up to 120 hours Battery Type and Capacity: Rechargeable Li-Polymer 65mAh Dimension: 47(L) x 26(W) x 14.5(H) mm Weight: 18g *May be varied by mobile phone settings and operator Components 1x Retractable Headset 1x Micro USB Cable 1x User Manual 1x Neck Strap 2x Inear Cushion (L and S size each)