Colorful lighting Wireless signal transmission via Bluetooth Wireless connection of two speakers to one source Two microphone inputs with echo function Built-in audio files player from USB-flash and microSD card storage devices display Remote control Built-in equalizer Built-in FM radio* Wired connection (AUX) Output power (RMS), W 80 (2 × 40) Frequency range, Hz 45 – 22 000 Loudspeaker dimensions, mm Ø 32 + Ø 145 Battery life, hours up to 10 Interfacе Bluetooth Power supply Li-Ion battery: 4400 mAh (2 pcs) USB: DC 5 V Dimensions, mm 230 × 640 × 260 Weight, g 5200