A set of speakers is a suitable amplifier for small party. Two signal inputs: dvd signal and aux signal. 115v/230v power conversion. With remote control. Bluetooth 5.0. With fm radio. 5-band eq mixer. Reverberation, fine tuning, balance. Sd, usb interface, 2 microphone inputs. With microphone reverb and delay adjustment. Packaged included: 1 x audio power amplifier, 1 x remote control, 1 x user manual. (color: white, plug: us plug)