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.

Nuforce Icon

Specs
2x12W@8Ω/20-20000Hz,
1 Nuforce NF12X201 stereo amplifier chip (class D),

2x1000µF/25v el. cap,

smd components,
Nuforce Audio-Grade, Alps components,

1 dac 16bit/48kHz conversion,

BurrBrown PCM2706 dac,

1 usb in,

1 rca analog in,

1 3,5mm jack analog in,

RJ45 speakers out (Nuforce speakers cables),

dynamic range --- dB,

mm 30x150x100, kg 0,45.