remote

To change the volume on my RCA-to-TV connected speakers I need to turn the knob on the speaker. Is there a way, a "middleman signal transformer device" perhaps, that can enable me to use my TV remove to control the volume of speaker? Something like RCA to HDMI converter?

Hi i own a NAD C340 I think it’s great I have it linked to my tv for audio the only downside is I don’t have a remote I know this isn’t a major issue but getting up and down to change the volume for things like adverts can get a little annoying, I’d just like to know if it’s possible to buy a...