Siren Speaker Product Type Siren Speaker Overall Length 6 5/16 in Overall Height 6 5/16 in Overall Width 3 5/16 in Features Easy Versatile Mounting Includes Not Applicable Compatible with Series C3100 Series Compatible with Manufacturer Model Number 3450 3599L5 3672S 3692S 3932 3955 All Code 3 Sirens Compatible with Grainger Part Number 13D614 13D615 194A03 421F96 421G04 6GPW3 All Code 3 Sirens Standards CA T13 SAE J1849 Color Black Operating Voltage 12V DC