RQX‑427‑HD Call Box | UHF Heavy Duty Weatherproof

RQX‑427‑HD Call Box (UHF)

Heavy Duty. Weatherproof. Long‑Range UHF Communication.

The RQX‑427‑HD is a heavy duty, weatherproof UHF call box designed for demanding commercial, industrial, and access control environments. With a rugged fiberglass reinforced enclosure, loud audio output, and long‑range performance, the RQX‑427‑HD delivers reliable push to talk communication at gates, entry points, parking areas, loading docks, and remote locations. Built‑in relay control, recordable voice messages, and sensor activation capabilities make it one of the most versatile call boxes available.

Key Features

• Heavy Duty HD‑Series Enclosure – Fiberglass reinforced, vandal resistant, and weatherproof.
• Long‑Range UHF Operation – Compatible with most UHF business radios.
• High Output Audio – Loud, clear communication even in noisy areas.
• Built‑In Relay – Supports gate control or strobe light activation.
• Recordable Voice Messages – Greeting, alert, low battery, and power fail messages.
• Sensor Input – Auto‑transmit on open or close detection.
• Flexible Power Options – Battery powered or always‑on with optional AC adapter.
• Built‑In Antenna – With provision for external antenna if needed.

Technical Specifications

• Frequency Band: UHF.
• Channels: 1 channel.
• Transmit Power: 800 mW (battery) or 2 watts (AC powered).
• Housing: Fiberglass reinforced, weatherproof, vandal resistant.
• Power: D‑cell alkaline batteries or optional AC adapter.
• Relay Output: Supports gate or device activation.
• Audio: Loud, adjustable speaker output.

Ideal For

Gates, parking areas, warehouses, loading docks, campuses, industrial facilities, and any location requiring a rugged, long‑range UHF call box with advanced control and messaging features.

1 Year Warranty