Can you leave it on all the time? The range should not be an issue I guess? I need it for 6m max

HI there I was wondering if you could remove the sides (legs?) of the TX180 transmitter. I want to do this because I want to put it behind the tv in the bedroom, out of sight.   I would then use the dock of the RS170 to charge the RS180 headset, Ive read here that that would be possible to do...