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Oppo HA-2SE portable headphone amplifier and DAC
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Oppo HA-2SE portable headphone amplifier and DAC


The Oppo HA-2SE is a portable headphone amplifier and DAC that is equipped with ESS Sabre's new ES9028-Q2M DAC chip.

Product Specification

Power Output
  • 300 mW into 16 Ohm
  • 220 mW into 32 Ohm
  • 30 mW into 300 Ohm
Amplifier Type Hybrid Class AB Amplifier
Frequency Range 20Hz - 200,000Hz
I/O Ports
  • Analog: 3.5 mm stereo audio-in
  • Digital: USB A for iPod / iPhone / iPad; USB micro-B for smartphones with USB OTG feature and computers.
Audio Format Support
  • PCM: Up to 32-bit/384kHz
  • DSD: Up to DSD256 (11.2896MHz)
Other features Built-in 3,000mAh power bank
Dimensions 68 x 137 x 12mm
Weight 175g