Siren Speaker Product Type Siren Speaker Overall Length 7 3/8 in Overall Height 4 1/2 in Overall Width 6 1/2 in Features Fits Most Light Bars Provides A Full Axis of Sound Metal Painted Mounting Bracket Withstands All Weather Conditions Includes Mounting Hardware Compatible with Series Wolo 4000 Wolo 4001 Wolo 4100 Compatible with Manufacturer Model Number 4001 Compatible with Grainger Part Number 33HE59 33HE60 33HE63 Standards GB/T19001 ISO 9001 Color Black