Inovonics Wireless Single Button Beltclip TransmitterThe Inovonics EN1235S single button belt clip pendant transmitter features a rugged design with simple, single button activation. It comes with a belt clip or it can easily be mounted for fixed position signaling. To increase reliability, the EN1235S automatically supervises the radio link, and an LED flashes with all transmissions. Key Features Easy single button activation Can be worn on the belt clip or mounted for fixed position signaling LED