- 3 Zone talkback analog page control - Provides tandem all call - Background music input automatically mutes inzone being paged - Page override for special priority announcements - Features are programmableper zone - Built-in tone generator for night ringing time clock tone doorbell - Accepts pulseand tone dial - Supports up to 2 talkback speakers and 40 one-way speakers per zone - Battery backup input - UL listed - Access: page port onselected telephone systems PBX loop start or ground-start trunk port electronic or 1A2 line key (line card required) or dedicated single line phone set - Input impedance: 600 ohm - Music source impedance: 4 to 600 ohm - Music input level: -10dBm nominal - DC output: -24 Vdc @ 500 mA -Power requirements: 230 Vac/.5A or 120 Vac/1A -Weight: 6.25lbs - Dimensions: 7.1inchH x 10inchW x 3inchD - VALCOM POWER UNITS (+10)
