Features:- 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 ohmRegister your Limited Volkano Warranty today.""This product may come with an extended warranty. Please visit the Volkano home page and click on ""Warranty"" for more information""What's in the box1 x Speaker