Put DMR digital wireless communication right where you need it! Position the compact and durable DMR Series 2-way radio callbox virtually anywhere to maximize manpower efficiency, improve safety and service response times. Deploys easily - no wires, no trenching, no construction required. Can be used stand-alone using alkaline batteries or can be powered using external AC adapter.
 
The DMR Series callbox provides crisp, clear, long range DMR digital voice communication and allows staff and visitors to communicate with your radio-equipped personnel from points near and far, be it the plant floor, a maintenance garage, the gated entrance, a delivery dock or the 9th Tee. Accomplish more with your 2-way radio system!

FEATURES

• Wireless, 2-Way, Push-To-Talk, TDMA Tier-2 DMR Digital Technology
• Available in license-required VHF 150-174MHz and UHF, 450-470MHz frequency band
• No Trenching or Construction Costs To Install
• Business Band Frequencies, Long Range Performance - Up to1 Mile** Line-Of-Sight.
• Works with virtually any VHF or UHF DMR Tier-2 Business Band 2-Way Radio
• Durable, Gasket-Sealed, High-Impact Molded, Polycarbonate Enclosure
• Tamper and Vandal-Resistant, Internal Antenna, Long-Life, Machined Aluminum PTT Button
• Battery* Powered For Stand-Alone Operation or external power capable for Always-On Operation. (*For optimal performance of battery only applications, Auto Turn-Off should be Enabled)
• Built-In Relay Control allows Long-Range, Remote Control of Gates or Doors or use with optional strobe light for emergency applications.
• Recordable voice messages. Greeting message and location ID alert message.
• High-Audio Output - Provides easy-to-hear audio in high noise areas,
• Adjustable Volume Settings Via field-programming
• PC programmable
• Standard Flange Mount Hole Pattern Easy Installation. Optional Mounting Brackets Available
• Available In Different Enclosure Colors:  High Visibility Green and Coal Black
• Call Ritron regarding custom colors for volume applications
• Designed and Made in the USA

RF Channels:1 Channel DMR Digital (12.5KHz)
Signaling DMR Digital Mode: 16 Color Codes, Subscriber Unit ID (SUID), Destination ID (Individual & Group Selective Call, All-Call)
Dimensions:  7” H x 5” W x 3” D
Weight: 2.75 lbs
Enclosure Material: Gasket Sealed, High-Impact Polycarbonate
Colors: Black or High-Viz Green
Environmental: Splash resistant, shock and vibration per Ritron test
Operating Temperature: -20°C to +55°C (-4°F to 131°F) Battery rating. At 0°C the capacity is < 50% rated) Talk range will decrease at low temperatures when operating on alkaline batteries.
Programming: Field programming capability of limited parameters. Full programming capability using internal USB Connector used for full PC Programming.

• Built-in Remote Control Relay: Can be used to remotely control gates, doors or strobe light. (7 Series) Relay switch is controlled when callbox receives the pre-programmed selective signaling command code.
• SPDT, 3A, 125VAC/30VDC - Normally Open or Normally Closed (NO Default). Modes of Operation: Momentary or Toggle, On/Off.
• Aux Sensor Monitoring Input : Optional sensors used to detect motion, gate movement, vandal/tamper or vehicle presence can be connected to the callbox using the sensor input.
• Sensor input responds to an Open or Closed switch. Callbox will send either an alarm tone or a recordable voice message when optional switch/sensor detects a change.
• Can also be programmed to automatically turn callbox ON and transmits recordable voice message or alarm tone to radios monitoring callbox activity.

Adjustable Speaker Volume: Adjustable 20% to 100%
Automatic Turn-Off Feature: Conserves batteries. Selectable turn-off times will automatically turn callbox off after a set period of inactivity on the radio channel. Auto Turn-OFF feature must be enabled when using battery only power.
Listen-In Feature: Callbox can be selectively paged to allow remote monitoring of audio in the vicinity of the callbox.
Busy Channel TX Inhibit: Prevents Callbox from transmitting if someone else is using the radio channel.
Recordable Voice Messages: Greeting Message/Send Call Alert Message/Sensor ON/Sensor OFF/ Low Battery Message/Send Power Fail Message/Auto “Re-Send” - Selectable 0-5 times.
Battery Life: 3 D-Cell Alkaline Batteries: Number of Transmissions: Approximately 6,000 based on a duty cycle of: 3 Seconds Receive, 3 Seconds Transmit, 10 Seconds Standby