Instructions UNDOK App » wireless control thanks to free app
Roberts S1 - Floris237 - Userreviews - Tweakers
Connect System stereo system | 40 watt max. | 2 x 15 watt RMS speakers | internet/DAB+/FM radio | CD player | Bluetooth | Spotify Connect | USB connection | multiroom function | app control (UNDOK) | Silver
UNDOK | Frontier Smart Technologies
End-User Manual
Tech Roundup: Choosing a Connected Speaker in 2019
Best multi-room speakers 2021: Wireless sound throughout the home | The Independent
Setting up the Mrx - Ruark Audio - YouTube
Best multi-room speakers 2021: Wireless sound throughout the home | The Independent
KitSound KSREUNBK loudspeaker 2-way Black Wired & Wireless 40 W | Online Hardware