Rotary Switch for 100v Line Tappings or 8 Ohm. Fitted with Dog Ear Mounts for Fixing to Ceiling Tiles 1-20mm Thickness. Spring Loaded Terminals for Easy Connection5.25″ Power RMS 8 Ohms: 50w Power Max 8 Ohms: 80w Power 100v: 20w SPL: 1W/m 84dB Frequency Response: 85Hz-20kHz Tappings: 2.5- 5- 10- 15- 20w & 8 Ohms Dimensions: 88 x 202mm Weight: 1.15Kg 6.5″ Power RMS 8 Ohms: 50w Power Max 8 Ohms: 100w Power 100v: 20w SPL: 1W/m 87dB Frequency Response: 85Hz-20kHz Tappings: 2.5- 5- 10- 15- 20w & 8 Ohms Dimensions: 100 x 227mm Weight: 1.25Kg 8″ Power RMS 8 Ohms: 60w Power Max 8 Ohms: 120w Power 100v: 50w SPL: 1W/m 89dB Frequency Response: 60Hz-20kHz Tappings: 10- 20- 30- 40- 50w & 8 Ohms Dimensions: 102 x 271mm Weight: 1.85Kg. 2-way quick fit ceiling speaker with PP mica bass driver and directional dome tweeter giving an excellent frequency response- all housed in a white polymer frame with metal grille.. speaker-ceiling speaker-quick fit speaker