Heavy Duty

OTTO V4-10006 Behind-the-Head, Dual Speaker, Heavy Duty Headset Certified noise reduction of 24dB Flexible, noise-canceling, boom microphone with replaceable windscreen Comfortable, cloth-covered ear seals Fully rotating boom mic for left or right side positioning Recommende..

OTTO V4-10018 Over-the-Head, Dual Speaker, Heavy Duty Headset Certified noise reduction of 24dB Flexible, noise-canceling, boom microphone with replaceable windscreen Comfortable, cloth-covered ear seals Fully rotating boom mic for left or right side positioning Recommended ..

OTTO V4-10018-S Over-the-Head, Dual Speaker Heavy Duty Headset - IS/ATEX Approved Certified noise reduction of 24dB Flexible, noise-canceling, boom microphone with replaceable windscreen Comfortable, cloth-covered ear seals Fully rotating boom mic for left or right side positioning ..

OTTO V4-10019-S Behind-the-Head, Dual Speaker Heavy Duty Headset - IS/ATEX Approved Certified noise reduction of 24dB Flexible, noise-canceling, boom microphone with replaceable windscreen Comfortable, cloth-covered ear seals Fully rotating boom mic for left or right side positioning..

OTTO V4-10146 Over-the-Head, Dual Speaker, Heavy Duty, with standard PTT Certified noise reduction of 24dB Flexible, noise-canceling, boom microphone with replaceable windscreen Comfortable, cloth-covered ear seals Fully rotating boom mic for left or right side positioning R..

OTTO V4-10316 Over-the-Head, Dual Speaker, Heavy Duty Headset Certified noise reduction of 24dB Flexible, noise-canceling, boom microphone with replaceable windscreen Comfortable, cloth-covered ear seals Fully rotating boom mic for left or right side positioning Recommended ..

OTTO V4-10317 Behind-the-Head, Dual Speaker, Heavy Duty Headset Certified noise reduction of 24dB Flexible, noise-canceling, boom microphone with replaceable windscreen Comfortable, cloth-covered ear seals Fully rotating boom mic for left or right side positioning Recommende..

OTTO V4-10431 Behind-the-Head, Dual Speaker, Heavy Duty Headset Certified noise reduction of 24dB Flexible, noise-canceling, boom microphone with replaceable windscreen Comfortable, cloth-covered ear seals Fully rotating boom mic for left or right side positioning Recommende..

OTTO V4-10469-S Certified noise reduction of 24dB Flexible, noise-canceling, boom microphone with replaceable windscreen Comfortable, cloth-covered ear seals IS/ATEX approved Recommended uses: manufacturing plants, industrial processing plants, oil & gas operations, or anyo..

OTTO V4-10480 Over-the-Head, Dual Speaker, Heavy Duty Headset Certified noise reduction of 24dB Flexible, noise-canceling, boom microphone with replaceable windscreen Comfortable, cloth-covered ear seals Fully rotating boom mic for left or right side positioning Recommended ..

OTTO V4-10481 Behind-the-Head, Dual Speaker, Heavy Duty Headset Certified noise reduction of 24dB Flexible, noise-canceling, boom microphone with replaceable windscreen Comfortable, cloth-covered ear seals Fully rotating boom mic for left or right side positioning Recommende..

OTTO V4-10515 Over-the-Head, Dual Speaker, Heavy Duty Headset Certified noise reduction of 24dB Flexible, noise-canceling, boom microphone with replaceable windscreen Comfortable, cloth-covered ear seals Fully rotating boom mic for left or right side positioning Recommended ..