auna HF583 - Speaker Placement and Specifications; Speaker Positioning Guidelines; Technical Specifications

Positioning the speakers
(a) Subwoofer (Place the subwoofer any place on the floor)
(b) Front Speakers
(c) Surround Speakers (Place the surround speakers directly to the side or a slightly behind the listening
area. Align them horizontally about 1 meter above ear height.)
(d) Center Speaker (Position in the center of the two front speakers.)
Specification
Frequency Response
20Hz-40kHz
S/N Ratio
≥ 75dB
Separation
≥ 50dB
Speaker
4“ + 2“ x 5