Spec Sheet

ML1-WS Weather resistant, surface mount, un-pre-amplified microphone
Electronic Technical Services Inc.
211 Conchas SE
Albuquerque, NM 87123
PH 505-888-3923 FAX [phone]
Website: www.etsnm.com
Description
The ML1-WS is a low cost, weather resistant omni-directional
electret microphone for use with I/P cameras accepting
microphone level input signals (PC compatible input).
This product is suitable for OEM applications requiring an
outdoor rated microphone. The microphone mounts in a
standard 1/2" electrical knock out hole. The attached cord is 6'
long and comes standard with a stereo 3.5mm connector on
one end. The ML1-WS's 3.5mm connector can
be removed
and the cord can be directly connected to cameras
with terminal blocks.
Note-camera must accept electret type microphone inputs.
(camera supplies power to ECM cartridge)
ML1-WS Specifications
 Omni-directional pattern
 Max SPL 120db
 Frequency response: 20-18khz
 Sensitivity –50db
 1.5-10Vdc operation
 300-5k Ohm load resistance
 S/N 40db
 3.5mm stereo connector
 1/2” thick removable windscreen.
 Grey ABS plastic housing
 Mounts in a standard 1/2"
electrical knock out hole.
 Weight: 0.050 lbs
Includes:
 ML1-WS microphone.
 Warning label.
 Mounting locknut.
Options:
Cord length 6’.
Custom cable lengths up to 25’ available.
Sound Surveillance
tm
Caution
It is the responsibility of the installation
company and end user to install this audio
surveillance equipment in compliance with
state and federal privacy laws. If you are
unfamiliar with these laws, consult a
qualified attorney.
Warranty 1 year parts and labor, Made in USA