{"product_id":"yealink-exp-40-ip-phone-expansion-module","title":"Yealink exp-40 Ip Phone Expansion Module","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe YEALINK exp-40 is an IP phone expansion module designed to extend the line key capacity of compatible Yealink desk phones. It adds programmable buttons to a base phone, allowing users to handle higher call volumes, monitor line status, and manage multiple extensions without switching screens. The module is intended for installation by IT professionals, telecom technicians, or qualified office system installers in environments where call traffic demands more physical keys than the base phone provides.\u003c\/p\u003e\u003cp\u003eThe exp-40 is suited for reception desks, call centers, and busy office environments where staff must monitor and manage a large number of active lines simultaneously. It connects directly to a compatible Yealink IP phone and expands its physical button layout, reducing the need to navigate on-screen menus during live call handling.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eAdds programmable physical keys to compatible Yealink IP phones\u003c\/li\u003e\n\u003cli\u003eSupports functions including speed dial, Busy Lamp Field (BLF), Bridged Line Appearance (BLA), call forwarding, transfer, and hold\u003c\/li\u003e\n\u003cli\u003eDesigned for high call-volume environments such as reception areas and call centers\u003c\/li\u003e\n\u003cli\u003eSimplifies call monitoring and management without requiring on-screen navigation\u003c\/li\u003e\n\u003cli\u003eConnects directly to the host IP phone via a dedicated expansion port\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-style expansion module for compatible Yealink IP desk phones. Verify compatibility with the specific Yealink phone model before installation, as expansion port availability varies by model.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation is typically performed by an IT technician or qualified telecom installer. Power down or unplug the host IP phone before attaching the expansion module to avoid hardware or firmware conflicts. Connect the module using the manufacturer-supplied cable to the designated expansion port on the back of the host phone. Follow the phone's administration guide for provisioning and button mapping after physical installation.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: IP Phone Expansion Module\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: YEALINK\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: exp-40\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"YEALINK","offers":[{"title":"Default Title","offer_id":51525089788210,"sku":"EXP-40","price":110.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/1e5453e4c1676e6fc73fdeb3dd6a4e0f.jpg?v=1785464052","url":"https:\/\/voomisupply.com\/products\/yealink-exp-40-ip-phone-expansion-module","provider":"Voomi Supply","version":"1.0","type":"link"}