(CRS-HDHSED) Enhanced Digital Behind the Head H/Duty Headset
(CRS-HDHSED) Enhanced Digital Behind the Head H/Duty Headset
List Price EX. GST
SKU:CRS-HDHSEDEM-H4
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Please note: If no cable is selected, no connector will included.
Enhanced Digital Heavy Duty Behind-the-Head Noise-Cancelling Headset
Optimised for use with digital two-way radios, the Enhanced Digital Heavy Duty Behind-the-Head Headset offers outstanding audio clarity through a digitally tailored amplified dynamic microphone insert. Designed for demanding, high-noise environments, this headset delivers consistent, reliable performance with comfort and durability.
Whether you're in mining, motorsport, manufacturing, construction, or live production, this headset is built to perform.
PTT OPTIONS – Your Choice of Cable Configuration:
Inline PTT Cable – Allows operation via both the inline PTT and the earmuff-mounted PTT.
Earmuff PTT Cable – Uses only the integrated earmuff-mounted PTT.
This modular cable system allows for simple, cost-effective upgrades—perfect if you're transitioning to new radios or replacing damaged cables.
Key Features:
Digitally Tuned Audio Performance
Engineered for compatibility with digital radios, delivering crisper, clearer communication in high-noise settings.
Interchangeable Radio Interface Cable
One headset supports multiple radio models—just swap the cable when needed.
High-Quality Microphone Options
Supplied standard with an amplified dynamic microphone, with optional electret or standard dynamic microphones available.
Dual Noise-Reducing Ear Cups
Flexible design, fitted with acoustic noise reduction materials and replaceable foam-filled PVC ear cushions for all-day comfort.
Kevlar-Reinforced Cable with Built-in Strain Relief
Prevents damage to the earmuff if the cable is pulled or caught, significantly reducing potential repair costs.
Flexible Boom Microphone with 300° Rotation
Easily adjustable for optimal voice pickup.
Noise Attenuation Ratings:
NRR 26dB hearing protection - This headset is classified as a Class 5 hearing protection device and is designed to meet the requirements of ANSI S3.19-1974. This classification indicates that it provides a high level of noise reduction suitable for use in demanding industrial and occupational environments, in accordance with established American National Standards Institute (ANSI) criteria for hearing protection performance.
Dustproof PTT Button
Built for tough industrial environments.
1-Year Warranty
Test Condition
| Standard Test Condition | The general test conditions should be:
Temperature 10 to 35°C, Normal humidity 45 to 80%. If uncertainty arise in data, the test condition should be: Temperature 20±2°C, humidity 60 to 70% |
| Work Environment Condition | The working condition should be:
Environment temperature -25 to 55°C Relative humidity less than or equal to 96% Atmospheric pressure barometric 86 to 106kPa The environment noise less than or equal to 110dB |
| Storage Environment Condition | The deposit environment condition should be:
Environment temperature -40 to 55°C Relative humidity less than or equal to 96% Atmospheric pressure barometric 86 to 106kPa The environment noise less than or equal to 110dB |
Mechanical Standard
| Type | Heavy Duty Headset Enhanced Digital |
| Dimensions | 240mm x 120mm x 100mm Approx. |
| Weight | 420±15 Grams |
Environmental Compliance
| RoHS – Restriction of Hazardous Substances | The product is compliance with the Directive 2002/95/EC (of the European parliament and of the council of 27 January 2003 on the restriction of the use of certain hazardous substance in the Electrical and electronic equipment) Known as RoHS Directive. | ||
|
Maximum Content (by weight) of each Restricted Material |
Banned Substance | Maximum concentrations | |
| Lead (Pb) | 1000 PPM | ||
| Lead in copper alloy | 40000 PPM | ||
| Lead in steel | 3500 PPM | ||
| Lead in aluminium alloy | 4000 PPM | ||
| Lead in solder | 1000 PPM | ||
| Cadmium (Cd) | 100 PPM | ||
| Mercury (Hg) | 1000 PPM | ||
| Hexavalent Chromium (Cr*6) | 1000 PPM | ||
| Polybrominate biphenyls (PBBs) | 1000 PPM | ||
| Polybrominate biphenyl ethers (PBDEs) | 1000 PPM | ||
Electrical Specifications for Speaker section
| Speaker Dimensions | ɸ26mm | |
| Speaker DC Impedance | 8 Ohms±15% | |
| Rated Input Power | 1.0W | |
| Max. Input Power | 1.5W | For 1 Minute |
| Sensitivity | 94dB±4dB/1W(2830Mv) 1KHz 10cm | 1. Input Signal 1W with Electric Sound Device Analyzer. |
| Operation Test | Must be normal | Program Source 1.0W |
| Distortion | 5% Max. | Rated Input at 1KHz |
Electrical Specifications for Microphone section
| Microphone Type | Electret Microphone | |
| Microphone Dimensions | ɸ6.0×2.2mm | |
| Output Impedance | ≤2200 Ohms | |
| Working Voltage | DC1.0~10V | |
| Current Consumption | ≤0.5mA (4.5V,2.2K) | |
| Directivity | Noise Cancelling/Bidrectional | |
| Sensitivity | -42dB±3dB at 1KHz | Input Signal U=4.5V; R=2.2KΩ
Using Electric Sound Device Analyzer. |
Environmental Test
| Low Temperature Storage Test | 1. The tested units shall be kept for 24 hours in the environment chamber which is set to the temperature conditions of -40 centigrade.
2. The tested units shall be measured for performance by Electric Sound Device Analyzer tester after leaving the tested units at normal temperature for 5 hours. 3. The changes of Speaker and Microphone sensitivity should not be more then 3dB, compared to the initial level; without deformation, cracking undesirable phenomena. |
| High Temperature Storage Test | 1. The tested units shall be kept for 24 hours in the environmental chamber which is set to the temperature of 55 centigrade.
2. The tested units shall be measured for performance by Electric Sound Device Analyzer tester after leaving the tested units at normal temperature for 5 hours. 3. The changes of Speaker and Microphone sensitivity should not be more than 3dB, compared to the initial level; without deformation, cracking undesirable phenomena. |
| Drop Test (Finished Protect) | 1. Height of drop: 152.4cm.
2. Times of drop: 10 times. 3. Opertating of drop: Take the headband, free-fall 4. The tested units should not become detached except the cushions and sponges, any part should not be cracked, and communication function should not be damaged. |
| Vibration Test | 1. Vibrate frequency: 14Hz-33Hz.
2. Vibrate acceleration: 98m/s2. 3. 1 hour per axis. 4. The changes of Speaker and Microphone sensitivity should not be more than 3dB, compared with the initial level; any part should not be cracked or become detached. |
| Salt Spray Test | 1. Sodium chloride (NaCI) solution concentrate: 5±1%(w/w).
2. PH value: 6.5-7.2. 3. Chamber Temperature: 33.3~37 4. Exposure period: 24hrs. 5. Requirement: No metal parts rust, no coating off. |
| Pulling Test (Cable) | 1. The cable should be able to withstand at least 8KG pulling force. |
| Goose Neck Torque Test | 1. Fix the MIC case and the Good Neck 2.5cm apart from the MIC case into torque tester.
2. The MIC case should be able to withstand at least 0.25NM torque without loose. |
| PTT Switch Life Test | 1. Holding down the button of PTT and release it is one cycle of the PTT life test. The PTT switch should function well after 50000 cycles. |
| Headband Force Measurement | 1. Test Condition: Remove all the earmuffs, put the headband at the initial position. Pull the cups to maintain 165mm distance, record the data after stabilized for 5~10s.
2. The initial Headband force is (900±200) gf. |
| MIC Boom Bending Test | 1. Fix the cup, and then rock MIC boom60 degree left, 60 degree right, the total rocking angle is 120 degree.
2. A cycle of rocking rest means that rock MIC boom from the left side to the right side and then back to the left side. 3. The MIC boom is solid after 5000 cycles rocking test. |
| Cushion Mounting Test | 1. Assemble ear cushion into cup repeatedly. No degradation in mechanical function after 10 cycles. |
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