The PLR BP1 is an induction loop receiver is compatible with any induction loop system and can be used with a variety of earphones and headphones.
Features:
- Easy-to-use operation
 - On/Off and volume controls
 - Adjustable tone control
 - Low battery indicator
 - 3.5mm jack
 - Uses two AA alkaline batteries for up to 200 hours of operation (not included)