Bluetooth: Version: 5.0 Profiles: A2DP, AVRCP Range: 10 m Chipset: JL Driver: 3" Frequency Range: 100 Hz – 20 kHz Sensitivity: 87 dB ± 3 dB Battery: 1 500 mAh Signal to Noise Ratio: 65 dB Total Power Output: 8 W RMS = 12 W Peak Max. Size for USB Drive: 32 GB Aux: 3.5 mm Stereo Jack Playtime: 2 – 4 Hours FM Radio Range: 87.5 – 108.0 MHz Charge Time: 5 Hours Impedance: 4 ? What's in the box Speaker