SPJ-52WHBS is an elegant indoor/outdoor sound projector manufactured from epoxy coated high grade aluminium extrusion with two 127 mm (5”) driver, giving both clear speech diffusion, with very wide dispersion, and very good music reproduction. Thanks to the built-in transformer, it’s ideal for constantvoltage 100 V and 70 V systems, the unit is provided with four power taps. Thanks to its rugged construction and very high IP , this units is ideally suited for outdoor application in malls, exhibition centres, railway stations, etc. Complying with EN 54-24:2008 , this model incorporates a ceramic terminal and thermal fuse and it is, therefore, suitable for use in voice alarm applications. The bottom box contains the ceramic terminal block for cable connection and power selection.