The full manufacturer's warranty from Niles Audio is only valid when the Niles Audio WS110 Wall-Mount IR Sensor is purchased from an Internet Authorized Dealer. We will match any Internet Authorized Dealer's best price on the Niles Audio WS110 Wall-Mount IR Sensor. The Niles Audio WS110 Wall-Mount IR Sensor may be referred to by the following terms: FG01419, FG01420.