TCC TC-754 (TC-754 2.0)

Specs

2 x TI NE5532P op amps,

Hermei components,

3 rca line in,

1 rca phono in,

1 rca out,
phono mm,

external power supply,

20–20000 Hz ± 0,5 dB,
thd < 0,06%,

mm 155x38x82, kg 0,--.

Virtue Audio Virtue One.2

Specs
2x40W@4Ω/20-20000Hz (30V/90W),

1 x Tripath TC2001 (controller chip) + 2 x Apogee DDX2240 (power chips) (class T),

22000µF/35v Panasonic CE el. cap,

smd components,
Virtucap (Auricap), Panasonic, Elna components,

1 rca analog in,

stepped volume pot,

power amp mode,

mono subwoofer pre-out,

2 ohm speakers capability,
Propeller Post speakers out,

dynamic range --- dB,
mm 70x127x140, kg 1,20.

FiiO A1

Specs
2x14W@8Ω/20-20000Hz,

1 NXP TFA9815T stereo amplifier chip (class D),

2x3300µF/16v Elna el. caps,

smd components,
Elna components,

Alps volume pot,

dynamic range -- dB,
mm 96x56x166, kg 0,48.