UL Speaker Output at Various Tap Settings (dBA @ 10 ft.):

SP200W, SP201W, SP201R, SP2R1224MC & SP2C24 series :

¼ W:	75 dBA
½ W:	78 dBA
1 W:	81 dBA
2 W:	84 dBA

 

SP300W, SP301W, SP301, SP3R1224MC & SP3W1224MC series :

¼ W:	80 dBA
½ W:	84 dBA
1 W:	86 dBA
2 W:	89 dBA

 

SP201K & SP2R1224MCK series:

25 VRMS			70.7 VRMS
¼ W:	81 dBA		¼ W:	81 dBA
½ W:	85 dBA		½ W:	84 dBA
1 W:	87 dBA		1 W:	87 dBA
2 W:	89 dBA		2 W:	90 dBA

Product Link: http://www.systemsensor.com/html/avn.html?search=speaker