After paired with the multi-alert, the wireless telephone call alert transmits a wireless signal to the receiver upon receipt an incoming telephone call.

• SUB-1G RF frequency with wireless transmission range up to 300m / 1,000ft (direct line of sight)
• Included RJ11 telephone splitter with 50mm connection wire
• Simple operation, plug the device and the telephone line into the provided RJ11 splitter, then into the telephone sockets
• Built-in 'Fuzzy' logic circuit to avoid false transmission created by feedback PERS signal
• Low battery indication on receiver unit