Valcom Slimline Wall Speaker/Amplifier Analog, Grey, Part# V-1042A-GY valcom V-9830 Produces Double Call Waiting Tones

Produces Double Call Waiting Tones

Add two rs232 serial ports with com retention to your laptop or desktop computerthrough usb - usb to serial - usb to rs232 - usb to db9 - usb to serial adapter- usb to serial port

Toggle mode for door opening /closing

a noise canceling technology reduces unwanted background interference

Valcom Slimline Wall Speaker/Amplifier Analog, Grey, Part# V-1042A-GY valcom V-9830 Produces Double Call Waiting TonesThe stylish Valcom V 1042A GY Slimline Wall Speaker Amplifier Analog in color Grey is the good choice for high quality voice paging and emergency alerts for indoor areas. It is designed for quick and easy installation. Features: One way speaker Paging, emergency alerts & tones Indoor use only White with White Grille Quick & easy installation High quality audio Dimensions: 7. 00in H x 10. 30in W x 3. 40in D NEW IN THE BOX