Portable Bluetooth speaker with radio. Controlled by a smartphone (Bluetooth), built-in buttons, or the included wireless remote control. Types of read files: MP3, WAV, WMA, APE. Compatible with Bluetooth 5.0. Power: 18W RMS with 2x 102mm (4") speakers. Modes: Bluetooth, FM radio, pen drive, microSD card, AUX, karaoke, TWS. TWS allows you to connect two identical speakers wirelessly. Backlight in several modes (can also be turned off). Built-in Li-Ion 2000mAh 3.7V battery (charged with micro USB). Microphone socket 6.3mm mono and microphone volume knob. Frequency response 35Hz-20kHz. Dual bass reflex. 8 multimedia buttons. Equipped with an equalizer switch (classic, jazz, pop, normal). Comfortable carrying handle. MicroSD for playing MP3 files. USB socket for connecting a USB flash drive with MP3. AUX for playing from an external audio source via 3.5mm mini jack. Included USB cable (M) to microUSB (M). Working time: 6-9 hours. Battery charging time: max 3.5 hours.