AP-1TB:

• Desktop base station with built-in microphone and speaker
• Line Level input/output (RCA jacks)to DVR for recording and playback
• Volume control for both listen and talkback

TLI-CF:

• Microphone and speaker mounted on an aluminum grill
• Omni-directional microphone, within 30? diameter

The ASK-4®#501 TLI-CF is a single zone audio monitoring system with two-way listen and talkback. Remote flush celing mounted unit contains a microphone and a speaker. Desktop base unit produces live audio and playback. Talkback from base unit to remote speaker/microphone is actuated by engaging the "push to talk" switch and speaking into the built-in microphone. Person at the remote speaker/microphone can listen and talk hands-free. Input/output to DVR/CCTV for recording and audio playback. Includes back box for flush mounting.