ddHiFi TC44B is a fully balanced DAC/Amp based on a dual CS43131 chip with USB-C and two headphones outputs. That pleasure costs $89.
ddHiFi TC25B is a tiny, USB-C portable DAC with a 2,5mm headphone output. It is priced at 39,99USD.
EarMen Eagle is a pendrive-size mobile DAC/AMP combo powered by ESS ES9281 chip and it costs $119.