The RX-DT680 has better bass than the 690 though!!JvcPC-X1000man said:I think I like the RX-DT690 the best out of these because of the power, full logic controls, and 3-way bi-amped speakers! (Plus you gotta love the backlit LCD!)
YES they are ..Hisrudeness said:Are the DT 650 & 660 Platinum series?