The SONEX NoiseBuster ENC Earmuff includes:
 |
Durable carrying case, 13.5" x 9" x 4.3" (342.9 mm x 228.6 millimeter
x 109.22 mm) |
|
AA battery |
|
3.5 mm audio interface cable,
20” (50 cm) in length |
Features
|
On/off switch and power indicator |
|
Stereo input 3.5 mm audio jack |
|
Up to 65 hours of use on a single AA battery |
|
Adjustable headband |
|
Resistant to water and moisture, contaminants, mechanical shock and vibration |
|
6-month warranty |
Specifications
|
Storage temperature: -104°F to +185°F (-40°C to +85°C) |
|
Operating temperature: +32°F to 131°F (0°C to +55°C) |
|
Audio cable length: 20” (50 cm) |
|
Power: one AA battery |
Electronic and Passive Noise Cancellation
|
ENC performance range: Between 20Hz and 800Hz |
|
ENC attenuation: 20dB between 100Hz and 200Hz, 0dB crossover at 20Hz and 800Hz |
|
Passive attenuation: NRR 26dB / CSA Class A (over-the-head) |
Benefits
|
Hearing protection: experience noise reduction across the full range of frequencies |
|
Safety: hear critical speech communications more clearly |
|
Usability: listen to music or radio communications at lower, less damaging volumes |
|
Durability: tough ABS molded plastic earmuff and headband |
|
Comfort: soft, pliable ear cushions and cushioned adjustable headband |
|
Wearability: product weight with battery 17 oz. |
Replacement parts and Accessories
|
Speedy battery charger: for Ni-MH or Ni-Cd rechargeable batteries |
|
Self-stick suplemental headband cushion |
|
Self-stick replacement ear cushions |
|
Hygiene kit: includes two self-stick ear cushions with foam inserts |
|
Battery door assembly: includes outer rubber boot, plastic cover and screws |
Replacement parts and Accessories
| Frequency (Hz) |
125 |
250 |
500 |
1000 |
2000 |
3150 |
4000 |
6300 |
8000 |
1000 |
NRR |
CSA |
Over-The-Head
Mean Attenuation Value (dB) |
17.5 |
22.3 |
30.6 |
37.3 |
34.7
|
40.2 |
44.6 |
43.7 |
44.9 |
26 |
20 |
A |
|
