PSTN telephone dialer for remoting alarm systems. 12V DC power supply - Keypad and display for programming - Built-in loudspeaker for message playback - Built-in microphone for recording messages - Hein6E - Hesa
PSTN telephone dialer for remoting alarm systems. 12V DC power supply - Keypad and display for programming - Built-in loudspeaker for message playback - Built-in microphone for recording messages - Hesa