4-channel audio mixer with MP3 playback via USB SD card, with built-in Bluetooth and recording capability (Record) to USB or SD card. An audio mixer for simple applications with the special feature of a Bluetooth receiver and Record function. It features an LCD information display, central VU LED meter, CUE function on each channel, microphone input, and headphone output with 6.3mm jack plugs.

With the Record function, you can easily record the mixer's music directly to a USB stick or SD memory card.

With the built-in Bluetooth receiver, you can wirelessly connect any Bluetooth-enabled Smartphone, laptop, tablet, etc., without cables, and listen to the songs you have on it - wirelessly - through the STM3030 mixer. The management of MP3 songs is done through 6 buttons and an LCD Display on a separate panel.