Product Description Documents Other Details Related Products Total Price: Add to Cart Please choose options for all selected products This Item: Ritron RQX-427-HD Single Channel Callbox MSRP: $903.00 $850.00 (You save $53.00 ) Choose Options CallBox Keypad: Add CallBox Keypad Radio Programming Options: Required Choose Options Default Frequencies Custom Frequencies - Contact Me Frequencies on file Product Description Ritron RQX-427-HD Callbox | HiTech Wireless License Required UHF The Ritron RQX-427-HD is a rugged, outdoor-rated, two-way radio callbox that operates on UHF band. Perfect for school security, construction sites, healthcare facilities, and gate control, this device delivers reliable communication and ease of use. 800mW (Battery) / 2W (AC) transmit power Adjustable, loud audio output Weatherproof fiberglass-reinforced housing Vandal-resistant, gasket-sealed enclosure Built-in relay for remote access (gates, lights) Recordable voice messages (alerts, battery, greeting) Sensor input with auto-transmit feature Flexible power: alkaline battery or 12V AC adapter What's Included Mounting Tabs (4) 12V DC Power/Relay Cable Harness D-Cell Battery Holder 8" x 6" x 4" Hinged, Reinforced Enclosure Optional Accessories Wall and Gooseneck Bracket (PN RQX-HDMK) RPS Expo AC Adapter (110-220VAC to 12VDC) Compatible Radio Products LoudMouth Wireless PA PR Series Handheld Radios Desktop Base Station Radios Documents RQX-HD SERIES CALLBOX RQX-HD-KP WIRING INSTRUCTIONS HTW HD series Usermanual Keypad Programming Manual Other Details IMPROVED RANGE PERFORMANCE YES 800MWATT (BATTERY)/2 WATT TRANSMIT POWER (AC) YES LOUD, EASY-TO-HEAR AUDIO OUTPUT (ADJUSTABLE) YES RUGGED, FIBERGLASS REFINFORCED ENCLOSURE, VANDAL-RESISTANT YES WEATHERPROOF, GASKET-SEELED YES HINGED DOOR W/ CAPTIVE SECURITY FASTENERS YES BUILT-IN ANTENNA, PROVISION FOR EXTERNAL ANTENNA IF NEEDED YES BUILT-IN RELAY FOR REMOTE ACCESS CONTROLL (GATE CONTROLLERS) OR STROBE LIGHT ACCSESSORY YES RECORDABLE VOICE MESSAGES (GREETING, ALERT, LOW BETTERY, POWER FAIL MESSAGE) YES SENSOR INPUT (OPEN/CLOSE) W/ RECORDABLE VOICE MESSAGE, AUTO-TRANSMIT ON SENSOR DETECT YES ALKALINE BATTERY POWERED (AUTO TURN-OFF) OR EXTERNALLY POWERED FOR ALWAYS-ON W/ OPTIONAL AC ADAPTER (RPS-EXPO) YES