Owners Manual
Page 4
... Wiring If you will be parallel-connected with minimum impedance of 8 ohms or 4 ohms. A pair of parallel-connected 8-ohm speakers have a total impedance of 4 ohms. The S112V/S115V/SM10V/SM12V/ SM15V/SW115V/SW118V are capable of safely driving speakers with another S215V/SW218V or any other model. These models can be connected in parallel...
... Wiring If you will be parallel-connected with minimum impedance of 8 ohms or 4 ohms. A pair of parallel-connected 8-ohm speakers have a total impedance of 4 ohms. The S112V/S115V/SM10V/SM12V/ SM15V/SW115V/SW118V are capable of safely driving speakers with another S215V/SW218V or any other model. These models can be connected in parallel...