H1 wired handset for Cortex V1 and VHF‑ready Cortex M1 hubs, featuring a 10 cm (4″) touchscreen, bulkhead connector and rugged wet‑marine construction. See the Cortex Accessories collection or the hub product pages: Cortex V1 hub and Cortex M1 (VHF‑ready) hub.

• Add additional H1 handsets to a Cortex V1 or VHF‑ready Cortex M1 hub
• 10 cm (4″) touchscreen with click‑wheel and dedicated select keys for one‑hand operation
• High‑fidelity speaker delivering up to 85 dBA for clear VHF communication
• Tap the AIS boat symbol to initiate DSC direct calls quickly (DSC/AIS compatible)
• Wired connection to the hub via a waterproof bulkhead connector for secure installation
• Rugged, wet‑marine case designed for exposed installations
• Cable: 2 m (6.6 ft) bulkhead cable with integrated strain relief; custom lengths available
• Ingress protection: IP66 (splash and hose‑resistant) for exposed deck installations
• Connector: waterproof multi‑pin bulkhead connector with mounting gasket (bulkhead mount hardware included)
• Operating temperature: -20°C to +60°C (-4°F to +140°F)
• Dimensions: approx. 120 × 70 × 35 mm (4.7″ × 2.8″ × 1.4″); Weight: ~220 g (0.49 lb)
• Power: powered from Cortex hub (low standby draw; transmit current depends on hub configuration)
• Part number: H1‑HANDSET; limited 2‑year warranty

• media only screen and (max-width: 1023px) { .block.upsell .block.crosssell { display: none
• width: 15%
• media only screen and (min-width: 1024px) { .half td { width: 50%
• z-index: 0
• navigation: hover { z-index: 3
• page-header: hover { z-index: 3
• position: fixed
• font-family: Arial Helvetica sans-serif
• top: 0
• right: 0
• bottom: 0
• left: 0
• background: rgba(0 0 0 0.8)
• z-index: 999
• display: none
• webkit-transition: opacity 400ms ease-in
• moz-transition: opacity 400ms ease-in
• transition: opacity 400ms ease-in
• pointer-events: none
• overflow-y: initial