{"product_id":"coomax-mini-hidden-spy-earphone-inductive-wireless-earpiece","title":"COOMAX Mini Hidden Spy Earphone Inductive Wireless Earpiece","description":"\u003cp\u003e\u003cstrong\u003eCOOMAX Mini Hidden Spy Earphone is an ultra-small inductive wireless earpiece that lets you receive voice transmissions discreetly through a neck loop receiver.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis micro-mini magnetic receiver converts electromagnetic induction into clear audio for covert, on-the-go communication. Designed to sit deep in the ear canal, the COOMAX earpiece pairs with an inductive loop that connects to phones, radios, or other audio sources. It suits situations where visible earphones would be impractical, providing lightweight, low-profile listening with hours of battery life.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the COOMAX earpiece stay virtually invisible?\u003c\/h3\u003e\n\u003cp\u003eThe earpiece is extremely small and shaped to tuck into the ear canal so it’s hard to spot when worn. Its anatomical form keeps it stable and comfortable for extended use while the inductive loop handles the wireless connection out of sight.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePhysical dimensions: 5 × 7 × 10 mm for minimal visibility\u003c\/li\u003e\n  \u003cli\u003eAnatomical shape for a snug, concealed fit\u003c\/li\u003e\n  \u003cli\u003eNet weight only 0.8 g to remain undetectable\u003c\/li\u003e\n  \u003cli\u003eInductive loop transmits audio without bulky transmitters\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat devices work with this wireless earpiece?\u003c\/h3\u003e\n\u003cp\u003eThe COOMAX system uses a magnetic\/analogue receiver and an inductive loop that connects to devices with a standard audio jack. It supports phones, FM radios, MP3 players, and many portable devices; adapters may be needed for phones without a headphone jack.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with Android phones, tablets, MP3 players, and radios\u003c\/li\u003e\n  \u003cli\u003eWorks with Apple devices using a lightning-to-audio adapter\u003c\/li\u003e\n  \u003cli\u003eConnects to any device that accepts a 3.5 mm audio plug\u003c\/li\u003e\n  \u003cli\u003eIncludes one inductive loop and one preinstalled SR416SW\/337 battery\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long does the battery last and what performance can I expect?\u003c\/h3\u003e\n\u003cp\u003eThe earpiece uses a small SR416SW\/337 cell to keep the receiver compact; expect several hours of operation per battery. Volume is high enough for discreet listening but the device’s RF-based design may produce a faint electrical hiss, so it’s optimized for spoken audio rather than high-fidelity music.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBattery type: SR416SW\/337 (included)\u003c\/li\u003e\n  \u003cli\u003eTypical battery life: 3–5 hours per cell\u003c\/li\u003e\n  \u003cli\u003eMaximum volume rating: up to 110 dB for clear speech\u003c\/li\u003e\n  \u003cli\u003eSmall current noise inherent to RF\/inductive systems; avoid music playback\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use the earpiece safely and get the best reception?\u003c\/h3\u003e\n\u003cp\u003eInsert the powered earpiece into the ear canal and place the inductive loop around your neck. Connect the loop to your phone or audio source, then keep clear of large electrical appliances that can cause interference for the cleanest signal.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInstall the SR416SW\/337 battery before use and check the faint current sound to confirm operation\u003c\/li\u003e\n  \u003cli\u003ePlace the inductive loop around the neck and plug it into your device\u003c\/li\u003e\n  \u003cli\u003eKeep away from computers, speakers, TVs, and refrigerators to reduce noise\u003c\/li\u003e\n  \u003cli\u003eDesigned for voice prompts, guided assistance, and discreet two-way communications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The COOMAX Mini Hidden Spy Earphone suits professionals and hobbyists who need discreet, low-profile audio reception — event staff, presenters, tour guides, and students using authorized prompts. It is intended for lawful, ethical uses where visible earphones would be a disadvantage. Not recommended as a high-fidelity music solution due to the device’s inductive design and slight operational noise.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this earpiece work with iPhones?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it works with iPhones when you use a lightning-to-audio adapter to provide a 3.5 mm connection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long does the battery last per charge?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The included SR416SW\/337 cell typically powers the earpiece for about 3–5 hours of use.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"COOMAX","offers":[{"title":"Default Title","offer_id":48413426581661,"sku":"B00ZX29CUE","price":60.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/coomax-front-packaging-view.jpg?v=1781265026","url":"https:\/\/nexoltic.com\/products\/coomax-mini-hidden-spy-earphone-inductive-wireless-earpiece","provider":"Nexoltic","version":"1.0","type":"link"}