Rebeltec Bluetooth Speaker SoundBox 420

Speaker power (total): 30 Pass band (min): 21 Pass band (max): 18 Accessories included: Kabel USB(M)->microUSB(M) Dimensions: 420 x 142 x 202 mm Other features: - Compatible with Bluetooth 4.2 L2CAP/A2DP- RGB LED backlight glowing to the rhythm of music (you can turn off/change colors)- Playing time: 8-12h- Built-in 2 speakers 4" + 2 passive speakers 3"- Modes: bluetooth, radio, pen drive, microSD card, AUX, light- Built-in 3600mAh battery (charged with micro USB)- 9 multimedia buttons- It has a switch- Equalizer (treble/bass adjustment)- LED display- microSD card slot, from which you can play mp3 files