We are not sure how this works exactly but we were assured by the person who donated it that it works well and we have tested it for electrical safety.
BELLMAN & SYMFON BED SHAKER BE1272 & FLASH RECEIVER BE1441
Bellman & Symfon Neck Loop BE9159 New Sealed T-Coil Hearing Aid Accessory Audio
Bellman & Symfon Visit Baby Monitor Transmitter Model BE1491
Bellman & Symfon Unitron Home Smart Alert System Safety Awareness 868
Bellman & Symfon wrist band - Accessory for Deaf
