{"product_id":"entel-ht644-marine-vhf-handheld-radio","title":"ENTEL |HT644 Marine VHF Handheld Radio","description":"\u003cp\u003eDesigned 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.\u003c\/p\u003e\n\u003cp\u003eThe HT644 has an extensive range of audio accessories including remote speaker microphones and ear defender headsets. Please see our accessories section for a complete listing.\u003c\/p\u003e\n\u003ch2\u003eFeatures:\u003c\/h2\u003e\n\u003ch3\u003eGeneral\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong class=\"redactor-inline-converted\"\u003eEnvironmental protection to IP68 (2 Meters for 4 hours)\u003c\/strong\u003e\u003cbr\u003e\nThe 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.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"redactor-inline-converted\"\u003eMILSTD 810C\/D\/E\/F\/G\u003c\/strong\u003e\u003cbr\u003e\nMeeting 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.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"redactor-inline-converted\"\u003e2200mAh Li-ion battery\u003c\/strong\u003e\u003cbr\u003e\nThe 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.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"redactor-inline-converted\"\u003eRobust accessory socket\u003c\/strong\u003e\u003cbr\u003e\nThe 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.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eChannels\u003c\/strong\u003e\u003cbr\u003e\nThe HT644 portable provides all INT, USA \u0026amp; CAN Marine channels.\u003c\/p\u003e\n\u003ch3\u003eConvenience\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong class=\"redactor-inline-converted\"\u003eKeylock\u003c\/strong\u003e\u003cbr\u003e\nTo avoid accidental operation your radios keys \u0026amp; controls can be locked by the user or, if set, automatically by the radio.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"redactor-inline-converted\"\u003eVOX hands free (with audio accessory)\u003c\/strong\u003e\u003cbr\u003e\nWhen 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.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eScan\u003c\/strong\u003e\u003cbr\u003e\nThe 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.\u003c\/p\u003e\n\u003ch2\u003eSpecifications:\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003e\n\u003ch3\u003eGeneral\u003c\/h3\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eFrequency Range\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e156 - 163.275MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eChannels\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003eAll INT, USA \u0026amp; CAN Marine Channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eChannel Spacing\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e25 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eCommunication Method\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003eSimplex \/ semi duplex\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eAntenna Impedance\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e50 ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eAntenna\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003eWhip \/ stubby\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eBattery Type\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e2200 mAh Lithium-ion battery pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e7.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eCurrent Drain (nominal)\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e40mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eDuty Cycle (5\/5\/90)\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e14.5 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eMicrophone\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003eInternal condenser microphone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e-20° to +55°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eConstruction\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003eCompliant MIL-STD 810C\/D\/E\/F\/G\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eIP Rating\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003eIP68 (2 meters depth for 4 hours)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eSize (mm)\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e59.5(W) x 130(H) x 37(D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eWeight\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e277g with battery and aerial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003e\n\u003ch3\u003eTransmitter\u003c\/h3\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003ePower Output\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e5W High \u0026lt;1W Low\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eFrequency Stability\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e± 1.5ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eModulation Limiting\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e± 5.0KHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eFM Hum \u0026amp; Noise\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e\u0026gt;-40dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eUnwanted Emissions\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e\u0026lt;2nW up to 1GHz, \u0026lt;20nW from 1GHz to 2GHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eAdjacent Channel Power\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e70dBc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eAudio Response (FM)\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e300Hz to 3KHz -6dB\/Octave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eAudio Distortion\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e\u0026lt; 5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eFM Modulation\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e16K0F3E\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003e\n\u003ch3\u003eReceiver\u003c\/h3\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eFrequency Stability\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e± 0.5ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eAnalogue Sensitivity\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e-120dBm (0.2uV) for 12dB Sinad\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eIntermodulation Response\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e\u0026gt;68dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eAdjacent Channel Selectivity\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e\u0026gt;70dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eSpurious Rejection\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e\u0026gt;70dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eRated Audio Power\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e0.5W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eAudio Distortion\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e\u0026lt; 5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eHum \u0026amp; Noise\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e\u0026gt;-40dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eAudio Response\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e300Hz to 3KHz -6dB\/Octave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"35%\"\u003eConducted Spurious Emissions\u003c\/td\u003e\n\u003ctd width=\"65%\"\u003e\u0026lt;2nW up to 1GHz, \u0026lt;20nW from 1GHz to 2GHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Entel","offers":[{"title":"Default Title","offer_id":51626280649041,"sku":"HT644","price":201.57,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4434\/4913\/files\/entel-ht644-1.jpg?v=1754732242","url":"https:\/\/www.sailrace.com\/el\/products\/entel-ht644-marine-vhf-handheld-radio","provider":"SailRACE","version":"1.0","type":"link"}