The color monitor station(s) shall be Alpha Communications® / S.T.R.™ VH30CK (residential/commercial) or VH30CAK (apartment house) type. Monitor(s) shall be mounted surface (or desktop using optional model TZ30WH adapter). Monitor(s) shall include a high quality 4.0" flat Color LCD screen. Monitors using mirrors or other non-flat type screens shall not be acceptable. Monitor(s) shall feature front mounted controls for brightness, contrast and hue saturation. Monitor handset shall feature electret condenser microphone for exceptional voice fidelity. Handsets that include carbon transmitter or other voice technologies shall not be acceptable. Handset shall have a textured finish and flexible coiled cord. Handset shall include a door release (KEY SYMBOL) button and auxiliary (DOT) push button. Push buttons shall be clearly visible and shall be marked in a different color. Handset shall include an adjustable volume AC buzzer (or optional R2007 AlphaTone™ chime adapter).
These attractive monitors are conveniently surface mounted right on the wall. Monitors can be changed to desk mount with the addition of a model TZ30 series desk adapter.
All VH30CK / VH30CAK series monitors feature a crystal clear 4.0" Color LCD screen monitor (measured diagonally), textured finish handset (to minimize scratches and fingerprints), electric buzzer signalling (adjustable), flexible coiled cord and two (2) momentary button switches. These switches can be used for door release or other signalling functions, depending upon system configuration. The VH30CK (residential/commercial) monitors feature a front-mounted 'ON' button to turn the monitor on without being called from an entrance panel.
With the addition of a low-cost Model R2007 AlphaTone™ chime adapter, you can easily change the electric buzzer to a modern warble chime tone sound.
||All VH30CK / VH30CAK series monitors are 9.50"W (242mm) x 8.75"H (223mm) x 3.625"D (93mm). All dimensions shown are outside dimensions for the surface type monitor+handset, less the coiled cord.
||50mm round, 45 ohms, Model HK1
||Electret Condenser Type Model MK1-95.
||(1) with Door Opener (KEY) symbol and (1) spare (Dot)
|Flush Back Box:
||Model VBB. 7.13"W (182mm) x 4.38"H (112mm) x 2.75"D (70mm) wall opening. OPTIONAL. May be used for rough-ins.
||Model TZ30WH (White). Use in addition to the monitor unit. OPTIONAL.