Showing 21900–21910 of 28281 results

- Allows most loop start terminal devices to be connected to a managed IP-based LAN/WAN - RJ-45 for network connection- 1 RJ-11 FX0- 1 RJ-11 telephone failover connection- Front panel activity LED- Network activity LEDs- 2.5mm jack for DC

- Matching Transformer Line Input- Used as an input-matching transformer, it connects telephone systems to most public address amplifiers, for telephone paging. In addition it functions as an output-matching transformer to feed program material over a 600-ohm telephone line for "music-on-hold". It is compatible with any amplifier having a 25V output connection.- Hi-Z, 10k-ohm primary impedance- Lo-Z, 600-ohm secondary impedance, balanced with center tap- Matches high-to-low impedance or low-to-high impedance- Adapts line level signals to microphone inputs- Phono jack or screw terminatls for Hi-Z side- Screw terminals for Lo-Z side- Steel enclosure w/mounting ears allows easy mounting

- Easy To Install- Multiple Simultaneous Pages- Live or Recorded Messages- 65,000 Speakers, Expandable To 256 IP Paging Zones- Easily Connect Loudspeaker System To Existing Computer Networks- Compatible With Cisco, Nortel, Avaya, Iwatsu And Most IP Telephone Systems- Supports IP And Analog Amplified Speakers- Supports IP Talkback Speakers- Supports Legacy Paging Systems- Synchronized Clock Compatibility- PoE (802.3af) Or Local Power- SIP And Multicast- Feedback Eliminator- DHCP

1 Audio Input2 Audio Outputs (VIP-851-25)3 Audio Outputs (VIP-851-25/70/110)1 Form C Relay1 SIP identity for registering to a VoIP telephone systemPower over Ethernet 802.3at (PoE+) compatibleFront panel activity LEDFront panel PoE+ Fault indicatorFront panel Supervision Fault indicatorProvides line level audio for up to 40 Valcom one-way amplified speaker assembliesContact closure or VOX operation of audio inputRemovable screw terminal connectors provided for audio and relay interfacesAUX input music mutes during pageBarrel jack for optional DC power

- Valcom clock control card for use with the V-2928 option card- Provides clock control for synch wire correction, two-wire digital correction and wireless correction when used with additional equipment

- Twenty-four 45-ohm speaker I/OS- Twenty-four call switch inputs- 2-way communications with hands free switching- Supports both 2-way and 1-way announcements- Provides support for up to 24 zones/stations in a MultiPath Intercom System