OPTIMAL Two way passive full range 4” ceiling speaker

Optimal Audio delivers exceptional performance in a compact form factor with the UP4, a two-way passive full-range ceiling speaker engineered for commercial audio installations where sound quality and visual discretion are equally important.

Featuring a 4-inch low-frequency driver paired with a dedicated high-frequency driver, the UP4 produces clear, articulate audio with a wide and even dispersion pattern — ideal for consistent coverage in ceiling-mounted applications. The two-way design ensures faithful reproduction of both background music and speech paging, making it a versatile choice across a range of commercial environments.

- Two-way passive design with 4" LF driver and dedicated HF driver for full-range performance
- Wide, uniform dispersion ensures even coverage with minimal hot spots
- Low-profile, contemporary aesthetic with magnetic grille for a clean, unobtrusive ceiling integration
- Quick-install dog-leg clamp system for fast, secure mounting in ceiling tiles and plasterboard
- 8-ohm impedance with optional 70V/100V transformer compatibility for distributed line systems

Purpose-built for retail, hospitality, corporate, and education environments, the UP4 offers integrators and installers a reliable, great-sounding solution that minimises installation time while maximising audio performance. Its robust build quality and refined voicing make it an outstanding choice for any professional distributed audio system.