David Clark® Over-the-Head Dual Ear Wireless Intercom System, 6 ft, Stainless Steel, ABS

The series 9900 wireless intercom system is the perfect solution for wireless intercom communications in demanding environments, especially in airline/airport ramp and maintenance operations or any application requiring robust, reliable and secure communications in and around high noise areas. The H9935 is a wireless, marine grade version of our renowned H3530 ramp communication headset, providing superior dependability but designed for use with David Clark wireless belt stations and incorporating the latest performance, comfort and durability upgrades. It is a dual ear, over-the-head style communication headset incorporating our newest M-2H microphone for even clearer speech clarity and industry leading noise cancelling with a ruggedized boom for added reliability. Also featured are high profile ear domes for increased noise reduction (26 decibels rating), while retaining the 9900 series superlative comfort features.

Features
• Crisp, clear communication in demanding environments
• All hardware marine grade stainless steel for rust/corrosion resistance in harsh marine environments
• M-2H dynamic microphone, water-resistant protection and superlative noise cancelling
• Over molded flex boom assembly, non-rotating, for precise microphone positioning and rugged reliability
• Dual dynamic earphone (titanium nitride drivers) with stainless steel retainers
• Dual volume controls, water-tight, for variable left/right gain setting capability
• 6 foot extended coil cord with military grade, 7-pin belt station connector
• Undercut, comfort gel ear seal provides unsurpassed comfort and enhanced noise attenuation
• 4-chamber, air flow pillow head pad affords long term comfort, eliminates hot spots
• Passive noise attenuation rating of 26 decibels, rugged and reliable

Specifications
• Series: H9935
• Sensitivity: 325 uV +/-6 dB into 5 Ohm Load at 1 kHz for 114 dB SPL Input (Microphone), 100 dB SPL/1 mW at 1 kHz (Earphone)
• Sound Pressure Level: 114 dB (Microphone), 100 dB (Earphone)
• Frequency Rating: 150 Hz to 8 kHz (Microphone), 20 Hz to 20 kHz (Earphone)
• Impedance: 5 Ohm (Microphone), 35 Ohm (Earphone)
• Cord Length: 6 ft
• Suitable For Use With: Wireless Belt Stations
• Material: Stainless Steel
• Dome Material: ABS
• Color: Black/Green
• Noise Reduction Rate (NRR): 26 dB