Meet the Standard 220SW Hailer Horn — a 30 Watt, 4Ω speaker horn built to broadcast your message loud and clear. Pair it with a standard radio that has a built-in hailer up to 20W, and you’ll get dependable PA capability when it matters most.

Key features and benefits:

• High-output performance — 30W at 4Ω delivers strong, audible sound over distance.
• Broad compatibility — designed to work with radios that include a built-in hailer up to 20W.
• Listen feature ready — if your hailer supports a listen function, this 4Ω speaker will perform it.

Upgrade your public-address setup with the Standard 220SW Hailer Horn for reliable announcements, clear voice projection, and versatile operation with compatible radios.