Most amplifiers can cope with a load of two speakers. Similar to a passenger on a small motor bike: add another passenger and the load the bike needs to carry is doubled, but most bikes will cope with two passengers. However adding more than two speakers will normally overload the amplifier.

What size amp do I need for 2 100 watt speakers?

Sample Amplifier Power Rating Chart:# of SpeakersEach Speaker Rating (RMS)Recommended Amplifier Power (RMS)1100 watts30-100 watts2100 watts60-200 watts3100 watts90-300 watts4100 watts120-400 watts20 Dec 1999

Can I use two center channel speakers?

While you can run two 2 center channel speakers, this is often not preferred or able to provide higher-quality audio. Instead, running two center channel speakers can distort the audio through distorted timing of the same audio signals, comb filtering, and other sound distortion/confusion effects.