• The only siren amplifier system with dual tone capability, low frequency, electronic air horn, plus additional built in specialty tones all in one box
• Can work with any siren system already on the market and can be retrofitted to any emergency vehicle already on the road
• Works with one set of standard size speakers

** We do not sell Emergency Warning Systems ( Priority Lights & Sirens ) to the public – you must hold a valid Emergency Vehicle Status Authority from your State Agency or Federal Agency to purchase these products **