Talk To Us About Entel Radio Products

Established in 1995, the Entel group designs and manufactures business critical radio communications equipment. Owning and managing both the Research & Development and Manufacturing functions, ensures that Entel has a deserved reputation for exacting standards of innovation, quality and excellence. With a global footprint, Entel has a wide and varied customer base across a variety of vertical markets including Government and Defence, Oil and Gas and Marine.

Entel handsets are built to deliver outstanding performance in some of the most demanding environments with a reliability and instantaneous communication that can be depended upon in emergency situations.

Often operating in noisy, busy, dirty environments, businesses in this sector require reliable, rugged, commercial grade handsets which perform to give high quality crystal clear audio.

Entel delivers high-performance solutions for some of the world’s leading players in the oil and gas industry, ensuring safety and efficiency with ATEX and Intrinsically Safe options.

Land series

Maintaining operations on a daily basis, allowing smooth communication and seamless cross-team coordination.

Feature-rich radios, combined with commercial-grade IP68 submersible design, deliver exceptional durability and superior audio quality at competitive entry-level prices

The versatile Entel DX400 Series comprises three feature-rich designs; all of which are ultra-compact, lightweight, MIL-STD commercial-grade construction and IP68 fully submersible.

The DX400 Series has been designed by Entel’s UK-based research and development team to cater for a wide-ranging number of applications.

Compact and robust designs, combined with distinctively louder, clearer and more natural-sounding audio compared to existing DMR digital radios, making them perfectly at home in applications where much larger commercial-size radios would have previously been used.

Dual mode

Supports both digital and analogue modes, ensuring simple migration from legacy analogue radio systems


Available in multiple global frequency bands (including DMR446 License free) and are compatible with all other leading brands of DMR Digital radios

High visibility display options

High-contrast white on black OLED display, providing excellent visibility in varying light conditions

Enhanced privacy

A far superior level of privacy is provided as standard

Free feature updates

Entel’s free feature updates can be simply applied by the user using Entel’s unique end-user programming app

  • Analogue & DMR Modes
  • 99 Channels, 8 Zones
  • IP68 Submersible (2m, 4 hours)
  • Compliant to MILSTD construction 810C/D/E/F/G
  • Multiple channel zones
  • 2 slot simplex
  • Multiple receive groups
  • Talker alias
  • Lone-Worker & Man-Down
  • Personal attack button
  • Group & Individual calling
  • Caller ID
  • Receive text messaging
  • Memory scan
  • All call
  • AES 256 bit, AES 128 bit & ARC 4 40 bit encryption
  • Transmit text messaging

Marine series

Designed to withstand the wettest conditions

Entel, a market leader in the design and manufacturing of commercial-grade maritime onboard communications

It’s often said that seafarers head for “any port in a storm”, but when it comes to purchasing radios that can withstand the wettest conditions, the smart ones don’t rely on just any radio, they rely on the submersible Entel HT644.

Designed for tough marine environments, the HT644 has firmly established itself as a market-leading commercial-grade VHF. Its rugged, ergonomic design fits comfortably in your hand, and the extremely loud audio means calls are heard by the crew every time. For additional reassurance, the HT644 has a IP68 submersible rating of 2 metres for 4 hours to cope with the harshness of life at sea.

The HT644 has an extensive range of audio accessories including remote speaker microphones and ear defender headsets.

Environmental protection to IP68 (2 Meters for 4 hours)

The practical HT644 Series 2.0 portable enjoys an IP68 (2 Meters for 4 hours) rated construction, which means that they are dust protected and fully Submersible.


Meeting MIL-STD 810C/D/E/F/G and providing commercial grade construction for tough, enduring performance. Entel’s HT644 Series 2.0 portable conforms to stringent standards, enabling it to withstand the everyday rigours of shock, vibration and the corrosive effects of dust and moisture, ensuring many years of trouble free use.

2200mAh Li-ion battery

The HT644 Series 2.0 portable is supplied with the latest intelligent Lithium-ion battery technology as standard. One key advantage of Lithium-ion battery technology is the way it eliminates ‘memory effect’ meaning there is no need to fully discharge your battery before recharging. Therefore you are assured a full charge each and every time you take your Entel battery from its charger.

Robust accessory socket

The socket has been specifically designed so that when an accessory is secured to the portable, the connection can withstand any amount of punishment; from dropping to careless misuse. Furthermore, the securing bolt incorporates a shearing point to protect the connector.


The HT644 portable provides all INT, USA & CAN Marine channels.


To avoid accidental operation your radios keys & controls can be locked by the user or, if set, automatically by the radio.

VOX hands free (with audio accessory)

When using an Entel VOX enabled audio accessory, your HT644 portable can operate totally hands free. All you need to do is talk and the HT644 portable will automatically transmit for you.


The HT644 Series portable has the facility to scan for an active channel. When the channel is found, the radio will automatically select the channel for you.

Frequency Range 156 – 163.275MHz
Channels All INT, USA & CAN Marine Channels
Channel Spacing 25 kHz
Communication Method Simplex / semi duplex
Antenna Impedance 50 ohm
Antenna Whip / stubby
Battery Type 2200 mAh Lithium-ion battery pack
Operating Voltage 7.6V
Current Drain (nominal) 40mA
Duty Cycle (5/5/90) 14.5 hours
Microphone Internal condenser microphone
Operating Temperature -20° to +55°C
Construction Compliant MIL-STD 810C/D/E/F/G
IP Rating IP68 (2 meters depth for 4 hours)
Size (mm) 59.5(W) x 130(H) x 37(D)
Weight 277g with battery and aerial

Contact us

We would love to hear from you and see how we can help.

Phone us
+ 353 1 968 1381
Find us

29 Mask Drive, Dublin 5,
D05 X7K4, Ireland