"QS series Active moulded PA speakers
Inputs: XLR and phone jack (microphone), XLR, phono input and auxiliary input (line), USB, SD card and Bluetooth
Connect your MP3 player: USB input, SD card input and Bluetooth receiver
Controls: Mic volume, line volume, USB / SD / Bluetooth / radio volume, treble, bass
Radio: FM radio with memory presets
Great as a floor standing monitor speaker, or on a speaker stand (35mm diameter)"