Hilidac Audirect Beam 3 PRO Portable Headphone Amplifier ESS9281 AC PRO MQA DAC 32Bit 768KHZ 3.5mm Hi-Res HiFi Dongle

Descriptions: 
The Design Principle of Beam 3 Pro
Designed for full-size headphones and high-impedance IEMs

Powerful Independent Chip
Equipped with high-performance ES9281 AC PRO chip
It adapts the independent ES9281 AC PRO decoding chip produced by the global audio chip manufacturer ESS, supports up to PCM/DXD(32-bit/768kHz), and with a dual independent op-amp, ensuring the HiFi sound quality to your smartphone, PC or gaming devices.

The Two-stage amplifications are independent of left and right channels
The Primary amplification is an independent op-amp, and the thrust is 1.3 times that of Beam 2SE.
Secondary amplification has a separate switch for the left and right channels, and the thrust is 1.5 times that of beam 2SE.