David Clark H9935 Wireless Headset-Mic (40990G-02) – Series 9900 Intercom

David Clark H9935 Wireless Headset-Mic (P/N 40990G-02) – Series 9900 Wireless Intercom System

Engineered for the toughest environments, the David Clark H9935 is a dual-ear, over-the-head wireless headset designed to deliver crystal-clear communication and superior hearing protection in high-noise settings. Built for compatibility with the Series 9900 Wireless Intercom System, this headset is the marine-grade wireless version of the trusted H3530 ramp headset—now enhanced with the latest in comfort, durability, and audio performance.

Key Features

• Rugged Wireless Performance: Designed for use with David Clark Wireless Belt Stations, offering secure and reliable wireless communication in challenging conditions like airline ramps, maintenance hangars, and marine environments.
• Noise-Canceling Clarity: Equipped with the M-2H dynamic microphone featuring water-resistant protection and industry-leading noise-canceling technology for clear voice transmission.
• Exceptional Comfort: Comfort-gel ear seals and a 4-chamber air-flow pillow head pad minimize pressure points and hot spots, allowing for all-day wear.
• High Noise Reduction: Dual-ear titanium nitride drivers in high-profile ear domes deliver superior sound clarity and a 26 dB passive noise attenuation rating.
• Built to Last: Constructed with marine-grade stainless steel and rugged materials to withstand corrosion, water, and wear in harsh environments.
• Custom Audio Control: Dual waterproof volume controls allow individual left/right audio adjustment for optimal listening comfort.
• Professional-Grade Connection: Includes a 6-ft extended coil cord with a 7-pin military-grade connector for secure, reliable operation.

Whether you're working on the tarmac, near a noisy engine, or on the water, the H9935 headset delivers unmatched comfort, durability, and performance. Trust David Clark for mission-critical communications in any high-noise application.

Specifications

• Weight: 17.5 oz (496g)
• Noise Reduction Rating (NRR): 26 dB
• Microphone: M-2H Dynamic, 5Ω impedance
• Frequency Response: 150Hz – 8kHz (mic), 20Hz – 20kHz (ear)
• Ear Sensitivity: 100 dB SPL/1mW @ 1kHz
• Connector: 7-pin military-grade MAP-57-50