Bluetooth Version: 5.1, Bluetooth Range: 1Om Speakers Size: 45mm x2 Speakers Power:4Ω/3W x 2 (6W) Battery: 3.7V/1200mAh Frequency: 120Hz-20kHz Signal to Noise Ratio:> 90dB Music Playtime: 3 hours, Charging Time: 3-4 hours, Charge Voltage: 5V / 500mA, Audio Input: 3.Smm, USB Charging Cable & Aux Cable included

â—† Plug & Play, Rechargeable, 7500PMPO.

â—† Bluetooth, FM, USB/Audio Input, TF Reader.

â—† LED Light, Hands-free Call.

â—† Wireless Auto-dyne System Speaker.