Vibra-Call Receiver

الوصف

For Deaf-Blind Individuals This lightweight receiver vibrates upon receiving signals from any 318MHz Silent Call transmitter. Range up to 200 feet. Rechargeable 9-volt battery is included (requires Battery Charger to increase battery life). A fully charged battery provides around 35 hours of continual use. Braille instructions included. What else do I need to make this work? In order to be notified, you will need to purchase a signaler or transmitter that will activate this receiver.