PPA R37 HD FM receiver. Seek-button channel selection with (1) BAT 001-2 AA alkaline battery. Includes (1) belt clip and (1) HED 021 headphone.The PPA Select FM receiver features easy-to-use, seek-button channel selection with access to 17 pre-set wideband frequencies between 72-76 MHz.Flexible and simple. The PPA Select FM receiver features easy-to-use, seek-button channel selection with access to 17 pre-set wideband frequencies between 72-76 MHz. Digitally synthesized for even greater audio clarity and stability. A versatile 3.5mm stereo/mono jack allows for a variety of earphone and headphone options, and is neckloop/telecoil-equipped-hearing-aid compatible.NOTE: The PPA Select Receiver requires a transmitter operating on 72-76 MHz. The PPA Select is approved by the FCC for operation in U.S. Markets. The receiver cannot be used in all countries. Check with your governmentacute;s radio regulations for 72-76 MHz operation.