Rebeltec SoundBOX 480 Wireless Speaker

A Bluetooth wireless speaker controlled by a smartphone (bluetooth) or built-in buttons.
High-quality D/A converter that allows you to play lossless files such as: MP3, WAV, FLAC, WMA, APE
Compatible with Bluetooth 5.0 (CW6693F chip)
RMS power 50W
Working time: 8-12h
2x 110mm midrange speakers + 2x 35mm tweeters
Modes: Bluetooth, TWS, FM Radio, Flash drive, microSD card, AUX, Built-in microphone, Phone calls
Multi-colored RGB backlight in several modes (you can also turn it off)
Built-in 4000mAh 7.4V lithium-ion battery (charged via micro USB)
Frequency response 20 Hz-20 kHz
Phase inverter
18 multimedia buttons and 3 dials
Has a switch
Tuning of low and treble frequencies (bass, treble)
TWS – allows, among other things, to pair with the same speaker and simultaneously listen to stereo sound on two devices, adjustable vertically and horizontally
LED display
A numeric keypad with which you can, for example, select a specific song number from a USB stick or microSD card
FM Radio
jack for 6.3mm mono microphone with volume and echo controls
microSD card slot that can play MP3, WAV, FLAC, WMA, APE
files USB connector to which you can connect a USB drive with MP3, WAV, FLAC, WMA, APE
AUX files (from an external sound source via a 3.5mm mini jack cable)