Listen Technologies LR-5200-216 Advanced Intelligent DSP RF ReceiverThe LR 5200 216 RF receiver from Listen Technologies is an outstanding choice for any venue that needs to provide assistive listening users with high performance audio in a compact device. Featuring best in class pickup and reduced noise, the LR 5200 216 gives theaters, lecture halls, houses of worship, and other venues an affordable, simple solution when adding or expanding an assistive listening system. The built in rechargeable battery technology