{"product_id":"yeastar-o2-module-2x-fxo-ports-trunk","title":"YEASTAR O2 MODULE - 2X FXO PORTS (TRUNK)","description":"\u003cp\u003eThe Yeastar O2 Module is a plug‑in trunk expansion card designed to increase the analog line capacity of compatible Yeastar IP PBX systems. Featuring two FXO ports, it allows connection of two PSTN analog telephone lines directly to the PBX, enabling inbound and outbound calls via public switched telephone networks. Installation is simple thanks to the modular design that fits into Yeastar appliances with expansion slots, facilitating seamless system upgrades and scalability. The module supports caller ID, loop start signaling, busy tone detection, and line supervision for reliable voice communication. It integrates with Yeastar call routing, IVR, call queues, and voicemail features, making it suitable for SMB environments transitioning to hybrid telephony setups. This expansion adds cost‑effective PSTN trunk support without requiring external gateways or adapters.\u003c\/p\u003e","brand":"Yeastar","offers":[{"title":"Default Title","offer_id":52433053417765,"sku":"O2","price":1.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/9414\/8901\/files\/O2_front__25203.jpg?v=1779817168","url":"https:\/\/wisecoms.com\/products\/yeastar-o2-module-2x-fxo-ports-trunk","provider":"Wisecoms","version":"1.0","type":"link"}