Sony STR-AV270 Receiver

Odd from Sony as it seems that there's another STR-AV270 receiver, completely different from this one.

-Origin: Japan
-Year(s): early 1990s
-MSRP: N/A
-Power output: 20 watts RMS/channel 8 ohms (approx)
-Frequency response: 20-20000hz
-Consum: 110W
-Preamp controls: Bass - Treble - Balance
-Selector (touch): Tuner - Video (in/out) - Phono - CD/AUX - tape monitor
-Buttons: Loudness
-Speakers selection: A & B (2 pairs)
-Extra informations: Digital tuner with 10 preset channels
-Dimension: 17"W X 4"H X 10 1/2"D approx
-Case: Front: Plastic - Cover: Metal
-Weight:
-Status: In hand