Listen Technologies LS-56-072 - Listen iDSP Advanced Level I Stationary RF System (72 MHz)Designed to make it faster and easier to offer multi channel assistive listening to your visitors and clients, the LS 56 Advanced Level I Stationary RF System includes our LT 800 072 72 MHz transmitter, telescoping antenna, and four (4) LR 5200 072 Advanced iDSP receivers. The LR 5200 072 offers listeners exceptional audio performance and clarity thanks to having 20 dB less hiss than other RF receivers on the market. Each receiver gives listeners the