Armourwear Bluetooth Ear Muffs (SLC80 27.8dB, Class 5) SparkPlugs Tested to Class 5 for

Tested to Class 5 for Australian/New Zealand standards

Pin-point centre for minimal interference

Noise Reduction Rating: 33db (USA)

Noise Reduction Rating (NRR)* 33 dB

Armourwear Bluetooth Ear Muffs (SLC80 27.8dB, Class 5) SparkPlugs Tested to Class 5 forArmourwear's brand new Bluetooth ear muffs are a cost effective entry into the Bluetooth market. Tested to Class 5 for Australian New Zealand standards, you could do far worse than the Armourwear Bluetooth. Don't let the low price fool you, these are high quality Bluetooth ear muffs made to last. 27. 8dB Class 5 hearing protection. Bluetooth 4. 0 allowing hands free calls & music streaming. Also includes AUX input with 3. 5mm cord for older devices.