OPPO

HA-2 portable headphone amp

The HA-2 is an elegant yet sophisticated portable headphone amplifier from Oppo. With a built-in rechargeable battery, it is engineered to enhance music playback from mobile phones and portable music players. Featuring hybrid class AB amplification and a USB DAC that supports 384 kHz PCM and DSD256, the HA-2 offers high performance digital-to-analog conversion for Apple’s iPhone/iPod products, a wide range of Android devices, PC and Mac computers. The HA-2 may be conveniently used to charge mobile devices on-the-go and itself can be efficiently charged in 30 minutes.

Ultra-slim Design
Stacking the HA-2 on top of some smartphone models is often still thinner than other portable headphone amplifier models alone.

High-Resolution Audio
Supports PCM audio up to 384 kHz / 32-bit, DSD audio up to 12 MHz (DSD256 or DSD4x). No Camera Connection Kit required for high-resolution playback from iOS devices.

Rapid Charging
Internal battery can be quickly charged in about 30 minutes with the patented rapid charger.

ESS Sabre Reference DAC
ES9018-K2M DAC chip delivers high-resolution performance with extremely low noise and distortion.

Multiple Devices Support
Supports multiple device types for digital-to-analog conversion via USB: iPod / iPhone / iPad, smartphones with USB OTG feature, PC and Mac computers.

Mobile Power Bank
The HA-2 functions as an external battery pack for your mobile devices.