The RACEceiver Classic Fusion - Semi-Pro Driver Earpiece This stereo earpiece has all the features and performance that you expect from more expensive earpieces. The professional high quality speaker has Low distortion and high impedance for clarity. It has a braided cord for durability and foam covers for noise reduction and comfort. It comes with an extra pair of foam replacements for your convenience. Button Lock Loud Audio Narrow Band Radio Compatible 1 Channel Legal Communication AAA Battery - up to 24 hours! Includes Holster Clip AAA Battery Semi-Pro Driver Earpiece Instructions The RACEceiver Classic Fusion is at short tracks all over the country. Virtually all tracks and series today use frequencies between 450-470mhz, and the RACEceiver Classic Fusion handles all of them! It saves time by allowing officials to talk to all the drivers at the same time and lets you get on to more racing. The officials can warn drivers about accidents or debris on the track. Pre programmed channels, just dial up the channel you need and go racing! Race officials broadcast directly to drivers Allowing faster line-ups and restarts Instant notifications of track conditions Coaches provide instant feedback Improving skills & overall performance Motivating with supportive statements for good performance Save $ with a headphone package!