1st Device

• 8-inch subwoofer
• 250-Watt integrated PWM amplifier
• Advanced Yamaha Active Servo Technology for deep, powerful bass
• Yamaha QD-Bass technology reduces environmental distortion
• Continuously variable high-cut filter

Product Description
Yamaha YST-SW215PN 8″ Powered Subwoofer, Piano Black FinishAmazon.com Product Description
With 250 Watts of power and a multitude of features, the Yamaha YST-SW215 will bring room shaking cinema action into your home. Advanced YST-II and QD-Bass technologies give this subwoofer deep bass without sacrificing clarity and accuracy. The continuously variable high-cut filter lets you match the subwoofer’s output to your other speakers and to room acoustics. A convenient Bass Action Selector System allows you to further tailor the output for video or music sources…. More >>
Yamaha YST-SW215PN 8″ Powered Subwoofer

• Home theater system with 5-disc DVD changer/receiver provides up to 900 watts of total power–in silver and black
• 150-watt subwoofer, center channel speaker, two front speakers, two surround speakers
• DVD player compatible with DVD-R/RW, DVD+R/RW, CD-R/RW, SACD, MP3, WMA, JPEG, and DivX
• HDMI ouptut upconverts DVD video to near HD quality
• XM satellite radio and iPod ready (with optional connectors)

Product Description
All-in-One 5.1-Channel 900W Home Theater System with Integrated Receiver, 5-Disc Universal DVD Changer, HDMI output, XM satellite radio “ready” and iPod compatibility using the optional Yamaha YDS-10SLAmazon.com Product Description
Get everything you need to set up your surround sound home theater system with the powerful Yamaha DVX-C770BL, which offers 900 watts of total power output and a multi-format, 5-disc DVD player/receiver. It comes with a full set of stylishly compact 5.1-channel surround sound speakers, including a subwoofer, center channel, two fronts, and two surrounds. The DVD player is compatible with DVD-R/RW, DVD+R/RW, CD-R/RW, and SACD as well as files encoded as MP3, WMA, JPEG and DivX. It also includes an HDMI output for pure digital high-definition video and multi-channel surround sound via a single cable, as well as upscaling of DVD video to near HD quality. The Advanced Yamaha Active Servo Technology (Advanced YST) feature … More >>
Yamaha DVX-C770BL 5.1-Channel 900W Home Theater System