Unidirectional sound projector in ABS 5". 20W transformer (100V). Metal mounting bracket included. Selectable power: 20-10-5-2.5W. Frequency response 80Hz...20000Hz. Sound pressure: max SPL @ 1m: 101dB; max SPL @ 4m: 89dB. Sensitivity 88dB; coverage angle: 210°. Can be installed indoors and outdoors, suitable for all environments where a pleasant architectural impact is required. Ceramic input and output connectors with thermal protection fuse. Material ABS. Steel grille. Ingress protection IP65. White colour RAL 9016. Dimensions (L x H x D) 183 x 176 x 261mm. EN 54-24. Approval certificate 0068-CPR-058/2014.