4" Bluetooth Speaker FIRE BOX Features and Specifications - Built-in Bluetooth 5.0 Compatible True Wireless Stereo (TWS) - Connect 2 Speakers Via Bluetooth with TWS Technology So they Can Play at the Same Time and You Can Double Your Audio Output Fire Light Show, Colorful LED Lights Dance and Change to the Beat of Music USB, Micro SD & AUX Inputs Allow You to Connect Your Non-Bluetooth External Audio Devices FM Radio 1 Mic Input Power Supply - DC5V Maximum Power Consumption - 10W RMS Power - 5W System Type - 4" Woofer Frequency Response - 80Hz-18KHz Impedance - 3 Ohms S/N Ratio - 60dB Micro SD Capacity - 32 GB USB Drive - Ver. 2.0 Capacity 32GB Function - Bluetooth/Micro SD/USB/FM /TWS/AUX/Mic Input Built-In Rechargeable Battery - 1500mAh Playing Time - Approx. 1.5Hrs Charging Time - Approx. 5-6 Hrs Accessories - Charging Cable, and User Manual Dimensions & Weight - Unit Dimensions (in) - 6.2992 x 6.102 x 7.01 Unit Weight (lbs) - 1.56 Gift Box Dimensions (in) - 7.677 x 7.48 x 7.874 Gift Box Weight (lbs) - 2.3 UPC - 639131270046