The Long Distance Transmitter is a replacement part. To work, it is necessary to register it with a Taramps receiver, which does not come with this product. It is currently compatible with: TLC3000 receiver base, Connect Control receiver base, T0302 Player Mixer, T0602 Player Mixer, T0302 Player Multicolor Mixer, T0602 Player FX Multicolor Mixer and Amplayer 400.