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OPPO HA-2 Portable Headphone Amplifier and DAC - OPEN BOX

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OPEN BOX: Like New - Full Manufacturer's Warranty

HeadRoom OPEN BOX products have been inspected, cleaned and tested by our staff.

OPPO HA-2 Portable Headphone Amplifier and DAC

Click here for the Oppo HA-2 Owner's manual.


  • Outputs: 1/8" headphone out, line-out
  • Inputs: 1/8" analog line input, USB digital input (PC, Apple, Android)
  • Frequency Response: 20Hz - 200KHz
  • Dimensions: 157mm x 68mm x 12mm (6.2in x 2.7in x 0.5in)
  • Weight: 175 grams (6.2 oz)
  • Output Power: 300mW @16Ω, 220mW @32Ω, 30mW @ 300Ω
  • DAC: ESS Sabre Reference 9018-K2M
  • PCM Support: up to 32-bit/384KHz
  • DSD Support: up to 12MHz (DSD256 or DSD4x)
  • Warranty: 1 year
  • Battery Capacity: 3000 mAh
  • Charge time: approx. 1.5 hours
  • Runtime: approx. 13 hours (analog input), 7 hours (digital input)

What's In The Box:

  • OPPO HA-2 headphone amp/DAC
  • Power supply (rapid charging unit)
  • USB A - USB Micro B data and charging cable
  • USB A - Lightning cable (Apple devices)
  • USB Micro B - USB Micro B cable (Android OTG devices)
  • 3.5mm interconnect cable
  • Silicone bands (x2)
  • Owner's Manual
  • Warranty Card
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