im about to by a SAMSUNG ToC T240HD Rose-Black 24" 5ms HDMI Widescreen HDTV Monitor 300 cd/m2 DC 10000:1 Built in DTV Tuner & Dolby Digital Surround Speakers . if i were to hook up my ps3 would i hear any sound and what about a computer? would i need to hook up a seprate set of speakers.