Feature●■ Answer back with sound in conjunction with door lock/unlock●■ Sound is American sound●■ Module + siren set●■ Comes with wiring diagram for installation●■On/Off switch included ■ 1 year warrantyDescription
■ Answer back with sound in conjunction with door lock/unlock. ■ Sound is American sound ■ Module + siren set ■ Comes with wiring diagram for installation. ■ On/Off switch included ■ 1 year warranty