Listen Technologies LR-4200-072-P1 - Intelligent DSP RF Receiver Package 1 (72 MHz)The LR 4200 072 P1 receiver package makes it easy to order all the components you need to provide visitors, customers, and clients with an exceptional listening experience. Each package includes a LR 4200 072 iDSP receiver, an integrated neck loop lanyard, and a universal ear speaker, making it ideal for expanding or adding to existing IR assistive listening systems in any venue. Each LR 4200 072 receiver offers industry leading range and sensitivity,