A very piercing two-tone siren housed in a very tough cream plastic housing. It is essentially the same as KU65V except that two piezo elements have been incorporated into the larger case. As a result this unit offers an extremely high sound pressure level 105d B at 1m. Connection to the unit is by two colour-coded leads red V black 0V. Two mounting lugs spaced 97mm apart are moulded into the case which allow the unit to be secured to a surface using M3 size screws. Specifications Supply voltage range 6 to 15 Vdc Recommended operating voltage 12 Vdc Current consumption at 12V DC85m A max. Sound pressure level at 1m 105d B with 12V supply Frequency 2.5 to 2.8k Hz Preset provided for adjustment Operating temperature range-20 C to 70 COverall dimensions 84 x 55 x 32mm Mounting lugs 106mm tip to tip 3mm holes Leads Approx. 150mm long