iFi ZEN Signature Bundle HFM - Balanced Desktop Headphone DAC & Amp and Preamp with 4.4mm Outputs – Includes 4.4mm to 4.4mm cable [Compatible with HIFIMAN headphones]
iFi ZEN DAC V2 - Desktop Digital Analog Converter With USB 3.0 B Input only/Outputs: 6.3mm Unbalanced / 4.4mm Balanced/RCA - MQA DECODER - Audio System Upgrade (Plus OTG C)