- Single dooranswering device- Provides two-way communication (does not provide door unlock capability)- Built-in talkback amplifier- Ring generator- Transmit and receive volume control- Includes a VC-VP-324 power supply- Compatible with all Valcom doorplate speakers- Access: PBX loop starttrunk port, electronic or 1A2 line key (line cardrequired), or dedicated single line phone set-Input impedance: 600 ohm- Ouput impedance: 45 ohm- Weight 3.4lbs- Dimensions: 8.25H x 4.5W x 2.35D- VALCOM POWER UNITS (N/A power included)VCV2900 BRAND : VALCOM SKU : VC-V-2900 UPC : 799111001319
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