Promate CAPSULE-3 Bluetooth Speaker – Blue | CAPSULE-3LumiFlux High-Definition Wireless Speaker, True Wireless Stereo Sound,Light up the Party Easy Music Navigation,Multiple Connectivity Options,Long-Lasting BatteryBluetooth Version: V5.3Frequency Range: 70Hz-18kHzBattery capacity: 3.7V/1200mAOperating Distance: 10mTF Card/ USB Flash Max Capacity Supported: 64GbMusic Format Supported: MP3/MP4Total Charging time: 3-4 HoursTotal Playtime: 6 Hours