Onkyo generally is pretty good quality! This is really cheap, since I paid the same price for a crap KLH 5 pc setup at worst buy. Looking for reviews myself...
Satellite Speakers: 9 cm OMF cone x 1
Center Speaker: 9 cm OMF cone x 2
Bass Reflex Design
Satellites: Max. input power 40W, Center: Max. input power 70W
Output sound pressure level 84dB/W/m satellites, 87dB/W/m center
Frequency response: 100 Hz-20 kHz satellites, 80Hz-20kHz center
Magnetic Shielding (all speakers)
Horizontal Mounting Base for Center Speaker
6 ohm impedance
2.4 lbs. (satellite), 3.7 lbs. (center)
5 1/8" x 8 7/16" x 3 1/16" (sat.), 10 7/16" x 5 1/8" x 3 1/8" (center)
In the box - included accessories:
3.5 m speaker cables (3 pieces), 8 m speaker cables (2 pieces), Horizontal Mounting Base (1 piece), Spacers (black, 20 pieces), Double-faced adhesive tapes (white, 2 pieces), Cushioning pads (10 pieces), Instruction manual.
Edit: here is the one customer review. Interesting, he got them off Ebay
Onkyo D-30PC5
Thank heavens Vanns.com offered this product via EBAY. The price through Onkyo USA for these same speakers is $200.00 and not the $299 shown. However, since I paid only $86.00, I got a bargain! The speakers deliver excellent sound quality. When teamed with the Onkyo Sub-woofer(purchased through Onkyo remanufactured for $100) my systems sound as good as one of my friends who spent hundreds more. Don't be fooled by the smaller size because these speakers deliver a very large clean crisp sound. I do recommend a sub-woofer with .