Feature:
* Bluetooth/USB/TF/FM/AUX with Karaoke (wireless microphone optional)
* 8W Hi-Fi classic D amplifier system
* FM PLL digital tuner
* 4 digit LED display
* Digital ECHO for Karaoke
* LED lighting
* Built-in Li-ION 18650, 3.7V-1800mA battery
* Fully remote control (optional)