Entel HT544對講機

Entel HT544對講機

Entel HT544對講機

原裝香港行貨 一年保用

The first time you handle Entel’s HT544 Series 2.0 portable you will be impressed by its superior build quality. The HT544 has been designed specifically for those requiring a no compromise marine portable.

From the rugged ergonomic design that fits comfortably in your hand, to the exceptionally loud audio, the HT544 Series 2 portable easily outclasses the competition.

The HT544 Series 2 portable is ATEX (II 2 G Ex ib IIA T4) Intrinsically Safe certified, built to MIL-STD 810C/D/E/F for tough enduring performance and fully Submersible to IP68 (5 metres depth for 1 hour).

Entel’s HT544 Series 2 portable will exceed the expectations of even the most experienced radio user.


Environmental protection to IP68 (5 Meters for 1 Hour)
The practical HT544 Series 2.0 portable enjoys an IP68 (5 Meters for 1 Hour) rated construction, which means that they are dust protected and fully Submersible.

Meeting MIL-STD 810C/D/E/F and providing commercial grade construction for tough, enduring performance. Entel's HT544 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.

Intrinsically Safe
The HT544 Series 2 portable is ATEX (II 2 G Ex ib IIA T4) Intrinsically Safe certified.

2000mAh Li-Ion battery
The HT544 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.

Flash upgradeable to add future features
Entel adds / improves features on its HT544 radio by way of software updates. Using Flash Upgrade technology your Entel HT544 radios can be upgraded by your Dealer at any time.

Robust accessory socket
When an accessory is secured to the portable, the plug / socket has been designed to withstand any amount of punishment from dropping to careless misuse. Furthermore, the securing bolt incorporates a shearing point to protect the connector.

The HT544 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 HT544 portable can operate totally hands free. All you need to do is talk and the HT544 portable will automatically transmit for you.

The HT544 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     2000 mAh Li-Ion battery pack
Power Supply Voltage     7.4V DC
Current Drain (nominal)     40mA
Duty Cycle (5/5/90)     12.5 hours
Microphone     Internal condenser microphone
Operating Temperature     -20° to +55°C
Construction     MIL-STD 810C/D/E/F
IP Rating     IP68 (5 Metres for 1 Hour)
Size (mm)     59.5(W) x 130(H) x 37(D)
Weight     277g with battery and aerial
Power Output     High – 4W / Low - 1W
Modulation     8K0G3E/16K0G3E
Oscillator Method     PLL
Frequency Stability     2.5PPM
Maximum Deviation     ±5 kHz
Audio Distortion     < 5% (1 kHz 60%)
Spurious Emission     -68 [dBc]
Hum & Noise     -40 [dB]
Receiver Type     Double Super Heterodyne type
Sensitivity     -0.25uV (12dB SINAD)
Frequency Stability     2.5PPM
Spurious Rejection     -60 dB
Adjacent Channel Selectivity     -60 dB (Narrow) , -70 dB (Wide)
Distortion     < 5% (1 kHz 60%)
Hum & Noise     -40 dB
Audio Output     1W
  • Views: 1446
  • 品 牌: 海事
  • 型 號: HT544
  • 庫存狀態: 有現貨
  • HKD1,875

標籤: Entel, HT544, 對講機