The FHF telephone external alarm clock is a practical and functional device specifically designed for use as a secondary alarm clock in private telephone exchange systems. This polarized alternating current alarm clock offers a reliable wake-up function and is ideal for individuals who need an additional alarm option. The clock is made of durable plastic and is characterized by its easy handling. It operates via the power grid, allowing for continuous use without the need for battery replacements. With its simple design, the telephone external alarm clock blends harmoniously into various environments and is suitable for both home and office use.

• Designed for use as a secondary alarm clock in telephone systems
• Durable plastic construction for longevity
• Powered by mains electricity for continuous use.