Rev. 2 - 02/03
ARCHITECTS' AND ENGINEERS'
The handset station(s) shall be Alpha®/Elvox™ 8870
series 5-wire handset(s), or approved equal.
Handset(s) shall be surface wall mounted, directly on the
wall or over a single gang electrical 'gem' box. Handset(s)
shall be finished in a White ABS plastic finish. Handset(s)
shall feature electret condenser type microphone for
exceptional voice fidelity. Handset(s) shall include a door
release (KEY SYMBOL) button and auxiliary (LAMP
SYMBOL) push button. Push buttons shall be clearly
visible and shall be permanently marked in a debossed
fashion. Handset(s) shall include a built-in AC buzzer for
signaling. Handset(s) shall be used with the 831 or 931
series amplifier/power supply.
Contractor shall observe all local and national electrical
Copyright© 2002-2003, Alpha Communications®, All Rights Reserved Elvox is a registered trademark of Paso Sound Products Inc.
42 Central Drive • Farmingdale NY 11735-1202 • Phone (631) 777-5500 • Fax (631) 777-5599
TOLL-FREE 1-800-666-4800 • Web: www.AlphaCommunications.com • Email: firstname.lastname@example.org
8870 Intercom Handsets
The Alpha Communications®™ 8870 Series handsets are
primarily designed to work as an apartment type handset
intercom station, and are designed as 5-wire models. They
can be used with intercom only systems or audio add-ons
to certain compatible video-intercom systems.
These attractive handsets easily surface mount right on
the wall or over a single gang flush electrical back box (or
The 8870 series handsets feature electric buzzer signalling,
electret condenser microphones and (2) two momentary
button switches. These switches can be used for door
release, paging or other signalling functions, depending
upon system configuration.
With the addition of a low-cost Model R2007 Alphatone™
chime adaptor, you can easily change the electric buzzer
to a modern warble chime tone sound.
• Convenient Duplex Voice Operation