I.SAFE MOBILE IS-HDHS1C.1 Headset Set (Helmet Mount)

i.safe MOBILE IS‑HDHS1C.1 – Wired Helmet-Mounted Headset (ATEX/IECEx Zone 1/21)

The IS‑HDHS1C.1 is an intrinsically safe wired helmet-mounted headset featuring a 16‑pin ISM interface, certified for use with i.safe mobile devices in Zone 1/21 environments. Its robust design ensures stable, interference-free communication in the harshest industrial conditions.

Key Benefits

• Secure wired audio link, eliminating Bluetooth interference.
• 27 dBA noise reduction with dual electret mics and DSP noise cancelling.
• Dynamic speaker, 108 dB output with wide frequency response.
• Rugged and reliable, IP68 and MIL‑STD 810H rated, operational from –20 °C to +55 °C.

Technical Specifications

• Weight (with cable): ~455 g
• Operating temperature: –20 °C to +55 °C
• Noise reduction (SNR): 27 dBA
• Microphone: –44 ± 3 dB sensitivity, 100 Hz–6 kHz, bi-directional
• Noise cancellation: Yes
• Speaker: 108 ± 2 dB, 40 Hz–14.4 kHz
• Interface: 16‑pin ISM via Nexus spiral cable
• Certification: ATEX/IECEx Zone 1/21 accessory

Helmet adapters (screw, 30 mm slot, 16 mm double‑slot) sold separately. 

About i.safe MOBILE

i.safe MOBILE GmbH provides intrinsically safe mobile devices and accessories for use in hazardous zones. Their product range includes certified headsets, smartphones, tablets and enhancement devices designed for industries like oil & gas, chemical and pharmaceuticals.

Contact Jenson ATEX Depot today for pricing, availability, and expert assistance with headset mounting, cabling, and integration.