EF2A USB Headphone Amp

EF2A USB Headphone Amp

Regular price RM945 MYR

Add the magic of tubes to the sound of your music Plug the HiFiMAN EF2A into one of your computer's USB ports and prepare to be impressed. This compact digital-to-analog converter/headphone amp bypasses your computer's built-in DAC and audio circuitry — processing your digital music files outside the noisy environment of your computer for far better sound quality. The EF2A's vacuum tube headphone amplifier brings your tunes to life, imparting smoothness and clarity. You'll hear more dynamics and detail that you can really savor on your headphones. The EF2A also includes an analog audio input so you can enjoy improvements in sound with another music source. This is one component that looks so cool, you'll absolutely want to show it off on your desktop.

An affordable alternative in a tube-driven headphone amplifier, the EF2A is a hybrid design, USB headphone amplifier using 6J1 tubes for its input stage and incorporates a Burr-Brown PCM2702 DAC Chip. The EF2A provides USB input and features 16 bit 44.1 kHz performance. Designed for discriminating music listeners who demand performance and value.



  • Uses two 6J1 vacuum tubes for amplifier input stage
  • Burr Brown PCM2702 digital-to-analog converter for high-fidelity stereo sound
  • Durable metal chassis and front plate construction
  • External power supply included
  • USB (type B) input for connecting to a computer
  • Supported sample rates: 44.1kHz
  • Input bit depth: 16-bit
  • Stereo RCA audio input
  • Full-size stereo headphone output
  • Impedance: 32-300 ohms
  • Signal-to-noise ratio: 95dB
  • Frequency response: 20-20,000 Hz (±0.2dB)
  • Output at 32 ohms: 3V, 320mw
  • Output at 300 ohms: 6.2V, 256mw
  • 5-11/16"W x 3-1/8"H (including tubes) x 4-1/4"D