We put our ears to the test as we played with new receivers from Pioneer and Harmon Kardon. The differences between the two -- other than price -- were subtle, at best, with both performing flawlessly.
Devices that transmit audio and video signals from one device to another have been around for years -- and we've tried them all. Now, enter stage left -- three devices that use different technologies to transmit audio and video. And, they all work!