Amazon.com: Lavaudio USB-C Headphone Amp, Portable Desktop DAC 32Bit 384Khz CS43198 and Native DSD256 Hi-Res HiFi Headphone Amplifier 3.5mm/Type C/Lightning Out for PC/Smartphone Home Audio/ DS100 : Electronics
HiFime UH1 384kHz USB DAC, headphone amplifier and I2S/DSD interface - Hifime Audio
Headphone Amplifier DAC DSD ES9038 Sound Card USB w/ USB Interface For Amanero | eBay
TOPPING D10S DAC USB 32bit/384kHz DSD 256 XMOS U208 ES9038Q2M Black - Audiophonics
Cs43131 Dac Hifi Usb Type C Headphone Amp Dsd Dac Adapter 600ohm 32bit 384khz Hi Res 3.5mm Jack For Xiaomi Oneplus Samsung Pixel - Mobile Phone Adapters & Converters - AliExpress
Fostex HP-A4 24-bit / 192kHz PCM Plus DSD 5.6MHz USB DAC / Headphone Amplifier | Full Compass Systems