Sony STR-DH190, 100 W, 2.0 channels, stereo, 1%, RCA, 6.3 mm

Sony STR-DH590, 5.2 channels, Surround, 145 W, 6 - 16, 6.3 mm, FM

Sony STR-DH790, 7.2 channels, Surround, 145 W, 0.9%, 6 - 16, 2 SW