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Countryman Isomax Omnidirectional Headset Microphone for Shure Wireless Transmitters (Switchcraft TA4F Connector, Black)

BH #COMHOW5BSL • MFR #MHOW5HH05BSL
Countryman Isomax Omnidirectional Headset Microphone for Shure Wireless Transmitters (Switchcraft TA4F Connector, Black)
Key Features
  • For Shure Wireless Transmitters
  • Omnidirectional Polar Pattern
  • Switchcraft TA4F Connector
  • Flexible, Telescoping Boom
The Countryman Isomax Headset Microphone is the original Countryman head-worn microphone and a favorite for both speech and performances. The Isomax features an omnidirectional polar pattern with a flexible boom for easy positioning and the sensitive capsule features a full 20 Hz to 20 kHz frequency response for full, clear audio reproduction.
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Expected availability: Mar 03, 2025
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Countryman Isomax Overview

The Countryman Isomax Headset Microphone is the original Countryman head-worn microphone and a favorite for both speech and performances. The Isomax features an omnidirectional polar pattern with a flexible boom for easy positioning and the sensitive capsule features a full 20 Hz to 20 kHz frequency response for full, clear audio reproduction.

The Isomax effectively rejects off-axis audio, minimizing feedback and residual noise. The flexible, adjustable band fits snugly and comfortably around the back of the head for concealed use on stage, during trade shows, speeches, sermons, etc.

A wide variety of colors and connections are available for use with various wireless transmitters. This version is black and features a Switchcraft TA4F connector for use with Shure wireless transmitters.

Miniature Unobtrusive Design
A miniature omnidirectional capsule is mounted to a low-profile, adjustable headset. The Isomax is available in a variety of colors that match different skin tones, so you can select the version that is appropriate for your application.
Moisture Resistant
The moisture-resistant capsule is protected against humidity, sweat, and makeup.
Omnidirectional Polar Pattern
The Isomax is available in cardioid, hypercardioid, and omnidirectional polar patterns. This version features an omnidirectional pattern that provides a generous pickup area, and effectively minimizes handling and contact noise.

Countryman IsomaxSpecs

Key Specs
Compatible Transmitters
Shure: AXT100+, BLX1, FP1, GLXD1, PG1, PGX1, PGXD1, QLXD1, SLX1, UC1, ULX1, ULXD1, UR1, UR1M
Polar Pattern
Omnidirectional
Frequency Response
20 Hz to 20 kHz
Maximum SPL
50 dB (Phantom Power, 1% THD)
Sensitivity
W5 Low Gain (ISOMAX, ISOMAX 2)
Analog Output
1x TA4F/Mini-XLR 4-Pin Female
Environmental Resistance
Water-Resistant (Unrated)
Microphone
Compatible Transmitters
Shure: AXT100+, BLX1, FP1, GLXD1, PG1, PGX1, PGXD1, QLXD1, SLX1, UC1, ULX1, ULXD1, UR1, UR1M
Polar Pattern
Omnidirectional
Included Tone/Pattern Caps
No
Performance
Frequency Response
20 Hz to 20 kHz
Maximum SPL
50 dB (Phantom Power, 1% THD)
Sensitivity
1.4 mV/Pa
Sensitivity
W5 Low Gain (ISOMAX, ISOMAX 2)
Connectivity
Analog Output
1x TA4F/Mini-XLR 4-Pin Female
Cable Length
5' / 1.52 m
Power
Power Sources
Phantom Power
Operating Voltage
15 V
Physical
Color
Black
Environmental Resistance
Water-Resistant (Unrated)
Packaging Info
Package Weight
0.35 lb
Box Dimensions (LxWxH)
9.8 x 7.8 x 3.3"

Countryman Isomax Reviews

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