{"product_id":"3m-uk-2-gang-gsm-audio-monitor-extension-lead","title":"GSM Spy Listening Device Extension Lead – 3m UK 2 Gang, Sound Activated Call Back","description":"\u003ch4 style=\"text-align: center;\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e3m UK 2 Gang GSM Audio Monitor Extension Lead with Sound Activated Call Back\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003eThis\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/spygeardirect.co.uk\/collections\/gsm-listening-devices\"\u003eGSM audio monitor\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003eextension lead is a mains powered remote listening device built into a fully functional UK 2 gang extension lead for authorised use. Designed for straightforward call based audio check-ins, it lets you insert a compatible voice SIM, plug the unit into a live socket, and call the device number to listen remotely by phone. With no app installation, no WiFi connection, and no internet setup required, it offers a simple way to carry out remote audio checks when you are away from the property.\u003c\/p\u003e\n\u003cp\u003eBuilt for ongoing use, this GSM extension lead audio monitor runs continuously from mains power, so there is no battery charging to manage during normal operation. The sound activated call back function can alert you when surrounding noise rises above the trigger level, making it a practical option for authorised property monitoring where constant power and phone based access are important. Combining everyday extension lead use with SIM based remote audio access, it provides a clear and practical setup for users who want uncomplicated GSM listening functionality.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eUK 2 Gang Extension Lead: Combines remote audio monitoring with a fully working 3 metre UK extension lead for practical day to day use.\u003c\/li\u003e\n\u003cli\u003eGSM Call Based Operation: Lets you call the inserted SIM number for remote listening without needing apps, WiFi, or internet access.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/spygeardirect.co.uk\/collections\/listening-devices\"\u003eSound Activated Call Back\u003c\/a\u003e: Can automatically ring your number when detected sound exceeds the set trigger level for quicker awareness of audio activity.\u003c\/li\u003e\n\u003cli\u003eMains Powered Design: Runs continuously from a live socket with no need to recharge during normal use.\u003c\/li\u003e\n\u003cli\u003eQuad Band GSM Technology: Uses standard GSM bands for broader compatibility with supported GSM networks.\u003c\/li\u003e\n\u003cli\u003eEnhanced Microphone: Designed to support clearer sound pickup within the monitored indoor area.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eIdeal For\u003c\/h4\u003e\n\u003cp\u003eThis remote audio monitor is suited to users who want a simple\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/spygeardirect.co.uk\/collections\/gsm-listening-devices\"\u003eGSM listening device\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003efor authorised property checks, occasional remote audio check-ins, or situations where a continuously powered setup is preferred. It is especially useful when you want phone based operation without relying on apps, wireless networks, or regular charging, while still having the convenience of a working UK extension lead in the room.\u003c\/p\u003e\n\u003ch4\u003eWhat’s in the Box\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eGSM audio monitor integrated in a 2 gang UK extension lead\u003c\/li\u003e\n\u003cli\u003eUser instruction manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eNEED TO KNOW\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eFully functional UK 2 gang extension lead with integrated GSM audio monitoring\u003c\/li\u003e\n\u003cli\u003e3 metre cable length\u003c\/li\u003e\n\u003cli\u003eRequires a compatible voice SIM card\u003c\/li\u003e\n\u003cli\u003eRemote listening works by calling the device number\u003c\/li\u003e\n\u003cli\u003eSound activated call back mode is available\u003c\/li\u003e\n\u003cli\u003eCall back alerts use SIM credit\u003c\/li\u003e\n\u003cli\u003eMains powered for continuous operation while plugged in\u003c\/li\u003e\n\u003cli\u003eNo app or WiFi connection required\u003c\/li\u003e\n\u003cli\u003eUses quad band GSM technology\u003c\/li\u003e\n\u003cli\u003eIntended for responsible and lawful use with clear permission where required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eDimensions\u003c\/h4\u003e\n\u003cp\u003eCable length: 3 m\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":53011525402951,"sku":null,"price":149.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0907\/3324\/8839\/files\/Screenshot2025-12-22at22.29.10.png?v=1767044542","url":"https:\/\/spygeardirect.co.uk\/products\/3m-uk-2-gang-gsm-audio-monitor-extension-lead","provider":"SpyGear Direct","version":"1.0","type":"link"}