Listen Technologies LS-71-072 - Listen iDSP Advanced Level IV Stationary RF System (72 MHz)Offering coverage up to 1,500 ft. (457. 2 m) for venues handling as many as 100 visitors or clients, the LS 71 Stationary RF System from Listen Technologies is the perfect high capacity assistive listening solution for permanent installations. The complete package includes our LT 800 072 Stationary RF transmitter and four of our high performance LR 5200 072 iDSP receivers, as well as everything needed to get set up immediately. The LS 71 system comes