--- title: "Device: Algo 8190S User Guide" slug: "device-algo-8190s-user-guide" status: "new" updated: 2026-11-09T16:46:09Z published: 2026-11-09T16:46:09Z canonical: "learn.calltower.com/device-algo-8190s-user-guide" --- > ## Documentation Index > Fetch the complete documentation index at: https://learn.calltower.com/llms.txt > Use this file to discover all available pages before exploring further. # Device: Algo 8190S User Guide [PDF document](https://cdn.us.document360.io/4662144b-ab1f-4796-8b7b-e9f9c609894f/Images/Documentation/Algo 8190S IP Speaker-Clock Visual Alerter - UG 6.25.pdf?sv=2026-02-06&spr=https&st=2026-11-10T00%3A33%3A52Z&se=2026-11-10T01%3A33%3A52Z&sr=c&sp=r&sig=As6kjkLZUPgN2WfC2Z%2Bg91ppTl5ecM3gU8ugYNVtNog%3D)