User`s manual
M3 User's Manual V 1.0 Revised 13, Sept 2011  Page 24
__________________ 
__________________ 
__________________ 
Return Address 
MACKENZIE LABORATORIES, INC. 
1163 Nicole Court 
Glendora, CA 91740 USA 
------------------------------------------------------------------------------------------------------------------ 
OTHER MACKENZIE PRODUCT LINES 
Storecasting & Message On Hold - Mackenzie's full line of digital Storecasting & Message-On-Hold systems, turn your 
public address system and telephone into a powerful marketing tool. The DYNAVOX series offers maintenance free digital 
playback with tape, modem or satellite download. Several varieties are available with advanced features such as Music-
Thru, individual message enable/disable, message sequencing and more. 
Digital Message Repeaters - Mackenzie's line of Digital Message repeaters are the ideal audio announcement solutions for 
Public Address, Amusement, Entertainment, Museum and Exhibit applications. Self contained solid state systems offer 
unparalleled reliability. A variety of channel, connection, bandwidth and memory configurations are available. 
Controls and Peripherals - Many applications require additional equipment to optimize the performance of Mackenzie 
products. This area focuses on items developed or sourced for their compatibility, ease of use and value. Included are, 
input/output controllers, speakers, amplifiers, motion sensors and pushbuttons among others. 
Transit - Mackenzie is making a difference in transit applications with innovative solutions for ADA compliance and 
Passenger Information Systems. These products address a variety of audio and text messaging requirements and support 
both in-vehicle and wayside installations. 










