“headphones for listening to tv i am looking for a set of headphones to use when watching tv for sound while using treadmill...i have a sharp tv and dvd player...i prefer wireless....distance from tv to treadmill is probably about 10/15 feet. 2 modles have been suggested...audiovox-MTGHPZCA for 38.99 or Jam transit HX HP 420BK fir 49.99...any suggestions...tks”