A:AnswerFrom my limited experience if the straps holding the monitor have Velcro on them take a look and see how much you just might be able to do that
A:AnswerThe only way you can use wireless headphones with this system is to use a Bluetooth adapter that goes in the headphone port and accepts the Bluetooth signal from Bluetooth headphones. Keep in mind that adapter has to be frequently charged.
A:AnswerI would assume so because if I go over bumps the disc does not skip. Now I have not tested this on a dirt road but on a regular road with regular wear and tear, speed bumps, etc.. works great