VoIP Ceiling Speaker with Talkback

- PoE powered (class 3, <13 Watts)
- Use with an optional BTR-3 wireless remote to activate calls or adjust speaker volume
- Paging prioritization
- Plays audio from multicast
- SIP endpoint or multicast group member
- Supports up to 10 multicast paging groups
- Add an optional SL-2 blue, green, red or amber strobe light (see DOD 242)
- Blue call status LED indicator
- SIP compliant (see product manual for list of compatible IP-PBX phone systems)
- Automatic Noise Canceling (ANC) feature for operation in noisy environments
- Viking*s proprietary VOX switching eliminates the need for *Push to Talk* mode
- Selectable auto-answer feature for monitoring
- Autoprovisioning via Viking programming software
- Built-in high efficiency 6 watt class D amplifier
- Relay for activating door locks, strobe lights, external amplifiers, etc.
- SIP / Multicast: SIP page, SIP page and zoned multicast stream, zoned multicast receive
- Support for access code to prevent unwanted SIP calls
- Line-level audio output for connecting to an external amplifier
- Hangs up on: busy signal, time-out, or touch tone command
- Network remote speaker volume control
- Can drive additional external analog speakers for greater coverage
- Mounting: Blind mounts into 9.5? hole, clearance requirement of 3.45? (87.3mm) above 0.5? gypsum board ceiling
- Heavy duty back box protects speaker and circuitry against plenum dust
- Automatic Gain Control (AGC) to automatically increase ring volume to compensate for ambient noise
- Diagnostics (for testing mic, speaker & relay)
UPC: VK-40TB-IP
Manufacturer: Viking Electronics
PartNumber: VK-40TB-IP