{"product_id":"industrial-er-55-handheld-public-address-megaphone","title":"Industrial ER-55 Handheld Public Address Megaphone","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"17\" data-end=\"596\"\u003eThe Transistor ER-55 megaphone is a portable handheld voice amplification device used for public address, crowd management, emergency notification, and outdoor communication. Commonly used by security personnel, event organizers, schools, emergency responders, sports officials, and industrial facilities requiring clear voice projection over long distances. Maintenance teams and facility managers use this megaphone for public announcements, evacuation procedures, and outdoor communication where reliable voice amplification is essential. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"598\" data-end=\"615\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"616\" data-end=\"1011\"\u003eThe Transistor ER-55 megaphone is designed to amplify speech for use in public gatherings, sporting events, construction sites, emergency response operations, schools, warehouses, and industrial facilities. Its lightweight design and battery-powered operation make it suitable for both indoor and outdoor applications requiring portable voice communication. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1013\" data-end=\"1042\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1043\" data-end=\"1895\"\u003e• Manufacturer Part Number (MPN): ER-55\u003cbr data-start=\"1082\" data-end=\"1085\"\u003e• Manufacturer: Transistor\u003cbr data-start=\"1111\" data-end=\"1114\"\u003e• Product Type: Megaphone\u003cbr data-start=\"1139\" data-end=\"1142\"\u003e• Rated Output Power: 25 W Max\u003cbr data-start=\"1172\" data-end=\"1175\"\u003e• Power Source: 8 × C-Cell Batteries (Not Included)\u003cbr data-start=\"1226\" data-end=\"1229\"\u003e• External Power Input: 12 VDC (Model Dependent)\u003cbr data-start=\"1277\" data-end=\"1280\"\u003e• Effective Range: 0.5–1.0 km (Operating Conditions Dependent)\u003cbr data-start=\"1342\" data-end=\"1345\"\u003e• Speaker Impedance: 8 Ω\u003cbr data-start=\"1369\" data-end=\"1372\" data-is-only-node=\"\"\u003e• Sound Pressure Level: 105 dBA @ 1 W \/ 1 m\u003cbr data-start=\"1415\" data-end=\"1418\"\u003e• Construction: ABS Plastic and Metal\u003cbr data-start=\"1455\" data-end=\"1458\"\u003e• Color: Sky Blue (Typical)\u003cbr data-start=\"1485\" data-end=\"1488\"\u003e• Dimensions: Ø230 × 370 mm (9.1 × 14.6 in)\u003cbr data-start=\"1531\" data-end=\"1534\"\u003e• Weight: Approx. 1.65 kg (3.64 lb) Without Batteries\u003cbr data-start=\"1587\" data-end=\"1590\"\u003e• Function: Portable Voice Amplification for Public Address\u003cbr data-start=\"1649\" data-end=\"1652\"\u003e• Compatible Components: 12 VDC External Power Source (Where Applicable)\u003cbr data-start=\"1724\" data-end=\"1727\"\u003e• Application Environment: Schools, Sporting Events, Industrial Facilities, Emergency Response, and Outdoor Public Address Systems \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"1897\" data-end=\"1921\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"1922\" data-end=\"1997\"\u003e• MIPRO ER-55S Megaphone\u003cbr data-start=\"1946\" data-end=\"1949\"\u003e• SHOW ER-55S Megaphone\u003cbr data-start=\"1972\" data-end=\"1975\"\u003e• TOA ER-520 Megaphone\u003c\/p\u003e","brand":"transistor","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":51714184085806,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_7e03155a-c0ad-4182-a2a5-86bda47fe66d.jpg?v=1770418493","url":"https:\/\/plgautomation.com\/products\/industrial-er-55-handheld-public-address-megaphone","provider":"PLG Automation ","version":"1.0","type":"link"}