Hifiman EF400 DAC Headphone Amplifier
Frequently Bought Together
Product Overview & Specifications
In 2012, Dr. Fang Bian and his team at HiFiMAN introduced the EF6, the legendary desktop DAC and amplifier that delivered gobs of power for a wide, detailed soundstage.
Years later, HiFiMAN is proud to introduce a new model, the EF400 that incorporates the very best of recently developed technologies, highlighting their advanced HIMALAYA R2R DAC. The EF400 is the modern desktop DAC and Amp solution with a compact footprint and affordable price, but with sonics that outperform products many times its size.
FULL BALANCE
The four-channel differential structure features a DAC, buffer and active filter that add up to unbeatable fully balanced output for stunning performance from a Class AB DAC/amplifier.
The four-channel fully differential amplifier circuit features a maximum output of 10.7 Vrms (THD<1%) on a 36, resistor equivalent load. The result: fully balanced output that is beyond compare.
Specifications
| SN/R | 118 +/-3dB (A-Weighted) |
| THD+N (Line out) | Between 0.002% and 0.004% |
| Channel Separation | 125 +/-3dB |
| Maximum Power Output | 4.4w per channel |
| Dimensions | 9.7 x 9 x 2.4 (247mm x 228mm x 61mm) |
| Weight | 6.8 lb (3.08kg) |
| Inputs | USB-B and USB-C |

