More Product specifications BLUETOOTH version: V5.0 BLUETOOTH Communication distance: 10m Standby time: 120 hours Talk time: 4 hours Music playback: Approximately 5 hours Battery type: Polymer Lithium Battery Charging case Battery capacity: 500mAh compatible BLUETOOTH Profile: HFP / HSP / AVRCP / A2DP Allowable operating temperature: -20 C -60 C Weight: 45g Compatible models: iOS / Android / Windows (compatible with bluetooth 4.2 or higher)