Technical specifications * Total output power (RMS) 70 W * Sound scheme Stereo, 2.0 * Bass speaker diameter 2 x 6,5 " * Treble speaker diameter 2 x 1,5 " * True Wireless Stereo (TWS) Yes * Frequency range 40?20000 Hz * Signal to noise ratio 85 dB * Operation time on one battery charge 8 hrs * Interface AUX audio-in * Display LED * Backlight LED * Remote control unit Wireless * Wireless connection Bluetooth 5.0 * Power supply Via USB, 5V, Li-Ion battery * Battery capacity 4400 mA·h * Built-in FM-tuner Yes * Tuner frequency range 87.5?108.0 MHz * MicroSD card support Yes * Maximum supported capacity of MicroSD card 32 GB * USB flash drive support Yes * Maximum supported capacity of USB flash drives 32 GB * Audio file formats WAV, MP3, WMA * Microphone jack 6.3 mm jack * Microphone in ports Two * material Plastic * Color Black * ROHS / CE Yes