{"product_id":"caltta-professional-digital-explosion-proof-two-way-radio-ph790ex","title":"Caltta Professional Digital Explosion-proof Two-way Radio PH790Ex","description":"\u003cp\u003e\u003cspan\u003eThe PH790Ex Explosion-proof Version is a high-performance professional digital explosion-proof two-way radio meticulously developed by ZTE Caltta in compliance with PDR\/DMR standards. It features outstanding explosion-proof safety performance, having obtained the Class ⅡB explosion-proof certification from a national authoritative institution, and can provide secure communication guarantees in flammable and explosive environments such as the energy and chemical industries. The PH790Ex Explosion-proof Version is equipped with rich intercom functions, excellent radio frequency performance, simple and convenient operation, clear and loud audio, and long-lasting battery life, which can fully meet the frontline communication demands. The whole device adopts the classic two-way radio layout with a screen\/full numeric keypad interaction design, a high-strength dual-color body, a sturdy alloy frame, and a high-level waterproof seal, ensuring durable use in harsh outdoor environments. The PH790Ex Explosion-proof Version will bring users a comprehensive digital communication experience and provide solid explosion-proof support for safe production.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"marklang\"\u003e\n\u003cp class=\"marklang-paragraph\"\u003eThe PH790Ex explosion-proof series terminals are divided into PH790Ex U(1) and PH790Ex U(3) according to different frequency bands. Their technical indicators meet the requirements of GA\/T 1056-2013\u003cspan\u003e \u003c\/span\u003e\u003cem\u003eGeneral Technical Specification for Police Digital Trunked (PDT) Communication System\u003c\/em\u003e\u003cspan\u003e \u003c\/span\u003eand the technical index requirements specified in GA\/T 1366-2017\u003cspan\u003e \u003c\/span\u003e\u003cem\u003eTechnical Specification for Mobile Station of Police Digital Trunked (PDT) Communication System\u003c\/em\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"marklang\"\u003e\n\u003cp class=\"marklang-paragraph\"\u003eNew explosion-proof marking: Ex ib ⅡB T4 Gb \/ Ex ib ⅢC T130℃ Db. Old explosion-proof marking: Ex ib ⅡB T4 Gb \/ Ex ibD 21 T130℃.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"marklang\"\u003e\n\u003cp class=\"marklang-paragraph\"\u003eOperating frequency band: PH790Ex U(1): 400MHz～470MHz; PH790Ex U(3): 350MHz～400MHz. Frequency spacing: 12.5 kHz\/20kHz\/25kHz. Channel capacity: 1024. Communication distance: between 1000 meters and 3000 meters. Transmit power: 1W-5W, adjustable transmit power. Digital sensitivity (typical digital value): 0.18uV (5% BER).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"marklang\"\u003e\n\u003cp class=\"marklang-paragraph\"\u003eBattery capacity: 3350mAh (standard battery) \/ 2900mAh (optional low-temperature battery).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"marklang\"\u003e\n\u003cp class=\"marklang-paragraph\"\u003eDigital-analog compatibility: PDT standard compliant, supporting both digital and analog modes, including analog trunking, digital trunking, analog conventional, and digital conventional modes; supports ad-hoc networking to protect user investment and enable smooth network transition.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"marklang\"\u003e\n\u003cp class=\"marklang-paragraph\"\u003eSecurity and confidentiality: Adopts the encryption chip developed by the First Research Institute of the Ministry of Public Security of China, which meets the requirements of the Ministry of Public Security's PDT specifications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"marklang\"\u003e\n\u003cp class=\"marklang-paragraph\"\u003eClear visual experience: Equipped with a 2.0-inch display screen with 260,000 colors for high-definition images, featuring a transflective design that ensures visibility under strong sunlight.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"marklang\"\u003e\n\u003cp class=\"marklang-paragraph\"\u003eOutstanding audio quality: Supports both NVOC and AMBE++ dual-mode vocoders, which can be switched via the terminal's local menu. With a precisely designed compact sound cavity and professional audio circuit, it delivers high-fidelity voice for an exceptional audio experience.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"marklang\"\u003e\n\u003cp class=\"marklang-paragraph\"\u003ePositioning method: Adopts BeiDou-only independent satellite positioning.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"marklang\"\u003e\n\u003cp class=\"marklang-paragraph\"\u003eRich functions: It is fully featured with professional digital trunked intercom, man-down alarm, built-in Bluetooth 4.0, and software \u0026amp; hardware encryption. Customization is available for special industry applications. The positioning information can be uploaded to the on-site positioning platform in real time without relying on public networks, and customized development for special industry scenarios is supported.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"marklang\"\u003e\n\u003cp class=\"marklang-paragraph\"\u003eSafe and reliable: It meets the IP68 waterproof and dustproof rating, remains undamaged after a 1.5-meter drop, and complies with national standard requirements, making it easy to cope with harsh environments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"marklang\"\u003e\n\u003cp class=\"marklang-paragraph\"\u003eAmbient temperature requirements: Operating temperature: -20℃ ~ +60℃ (with standard battery); -30℃ ~ +60℃ (with optional low-temperature battery). Storage temperature: -40℃ ~ +85℃.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Caltta","offers":[{"title":"Default Title","offer_id":49647955607808,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0840\/0034\/2272\/files\/PH790Ex.png?v=1788142515","url":"https:\/\/www.trbow.com\/products\/caltta-professional-digital-explosion-proof-two-way-radio-ph790ex","provider":"Trbow Solutions","version":"1.0","type":"link"}