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TECPRO COMMUNICATION SYSTEM - Headsets

DMH320 – Dual muff
SMH310 – Single muff

  • New generation high performance headsets specifically designed for communications use
  • Retains the renowned durability and comfort of the 200 series
  • Very robust construction, made from unbreakable flexible composite material
  • Similar construction to 200 series, spare parts also available
  • Dual-chamber foam-filled earshells, larger than 200 series for wearing comfort
  • High acoustic isolation on DMH320 for reduced ear fatigue
  • Extended response ear loudspeakers
  • Broadcast quality noise-cancelling dynamic microphone
  • New boom design allows use with boom at left or right hand side
  • Mic switched off by swinging boom upwards
  • Boom can be bent into optimum position to suit the wearer
Technical Specification
Nominal impedance: 400 ohm each at 1kHz
Frequency response: 20–20,000Hz
Sensitivity: 94dB s.p.l. for 1mW
Distortion: Less than 0.5%
Max. rated power handling: 0.5 watts
Microphone: Dynamic type, uni-directional, wired balanced
Nominal impedance: 200 ohm at 1kHz
Frequency response: 40–15,000Hz
Approx. weight: DMH320 350g
SMH310 220g
Cable: 1.8m (balanced mic with separate left and right ear loudspeakers)

For spare parts for 300 series headsets, see CANFORD HEADPHONE AND HEADSET SPARE PARTS - 300 Series

DMH220 – Dual muff
SMH210 – Single muff

  • Very robust construction with only two moving joints
  • Hidden fixings hinder tampering whilst allowing easy repairs
  • Full range of spare parts available
  • Noise cancelling microphone on flexible steel-reinforced boom
  • Steel core cable for extra strength
  • Soft comfortable cushions
  • Wide, smooth response for reduced listening fatigue
Technical Specification
Nominal impedance: 400 ohm each at 1kHz
Frequency response: 20–20,000Hz
Sensitivity: 94dB s.p.l. for 1mW
Distortion: Less than 0.5%
Max. rated power handling: 0.5 watts
Microphone: Dynamic type, uni-directional
Nominal impedance: 200 ohm at 1kHz
Frequency response: 300–11,000Hz
Approx. weight: DMH220 250g
SMH210 210g
Cable: 1.5m steel braced.

For spare parts for 200 series headsets, see CANFORD HEADPHONE AND HEADSET SPARE PARTS - 200 Series

Wiring Conventions

Headset connectors:

XLR 4 pin -
Pin 1 Microphone earth/screen
Pin 2 Microphone signal
Pin 3 Earphones earth/screen
Pin 4 Earphones signal
XLR 5 pin -
(BP116 and BP117 only)
Pin 1 Microphone earth/screen
Pin 2 Microphone signal
Pin 3 Earphones earth/screen
Pin 4 Left earphone signal
Pin 5 Right earphone signal
  Description Price (£) Add to basket
TECPRO SMH310 Single muff headset   Stock code:
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£195.00
TECPRO DMH320 Dual muff headset   Stock code:
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£225.00
TECPRO SMH210 Single muff headset   Stock code:
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£115.00
TECPRO DMH220 Dual muff headset   Stock code: 27-220
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£130.00
TECPRO DMH320 Dual muff headset (XLR 5 pin connector)   Stock code:
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£230.00
TECPRO DMH220 Dual muff headset (XLR 5 pin connector)   Stock code:
Please login for stock availability and lead times.
£135.00