Bluetooth V5.2 10m, Battery: 1200mAh, Play Time: 4 hours, Charging Time: 3 hours, FT format memory cards, MP3 playback (maximum 32GB). TWS function for connecting two speakers at the same time, AUX mode, FM radio, Maximum power: 5W X 2 = 10W, Frequency: 2.402 GHz – 2.480 GHz