Zisan Zishan Z5 ES9039 HiFi Audio MP3 Music Lossless Player USB DAC with LDAC APTX-HD Bluetooth WIFI DSD 3.5/2.5/4.4mm Balanced - AliExpress
DC300 2x ES9038PRO DSD Balanced Decoder Amanero USB DAC Bluetooth 5.0 APTX-HD With Remote
Audio-GD – DI-24HE - Digital Interface Regenerative PSU (10Mhz In/Out, USB, SPDIF, I2S – DSD512 PCM384) • Magna Hifi
2019 High-End Audio Buyer's Guide: DACs - The Absolute Sound
AudioQuest DragonFly® Cobalt Plug-in USB DAC/headphone amplifier, compatible with Apple® and Android™ mobile devices at Crutchfield
ULTRA CHEAP CHI-FI DAC-AMP MINI REVIEWS: Absurdly inexpensive audio solution – No Borders Audiophile
Schiit Audio Announces Unison USB Upgrades Now Available on All Schiit Upgradable DACs | audioXpress
Dayton Audio DAC01 USB Audio DAC 24-bit/96 kHz RCA Output
2019 New Alientek D8 Full Digital Audio Headphone Amplifier Input USB XMOS/Coaxial/Optical/AUX 80W*2 24Bit/192KHz DC28V/4.3A - AliExpress
MOTU M2 USB-C Audio Interface - Perfect Circuit
Topping Audio DX7 Pro | Hi-Fi Choice
QB-9 Twenty USB DAC | Ayre
PHIREE U2S 2019 & Douk Audio U2 Review and Measurements (Digital USB to S/PDIF Interfaces) | Audio Science Review (ASR) Forum
Must See: World's Smallest MQA Hi Res Audio USB DAC/Headphone Amp Launches On Kickstarter Today - HIFI Trends
2019 High-End Audio Buyer's Guide: DACs - The Absolute Sound
Qudelix-5K Bluetooth USB DAC AMP with LDAC, aptX Adaptive, aptX HD, AAC (Dual ES9219 3.5mm Unbalanced & 2.5mm Balanced Output) - Walmart.com
Audirect Atom 3 USB DAC | for Android, Nintendo Switch, iPhones - Pifferia Global
iFi Zen Air DAC Desktop USB DAC/AMP | ListenUp
Sound Blaster X4 (Refurbished) - Refurbished - Creative Labs (United States)
Sound Blaster X3 - Hi-Res 7.1 Discrete External USB DAC and Amp Sound Card with Super X-Fi for PC and Mac - Creative Labs (United States)
Top 3 USB Headphone Amp/DACs under $200 in 2019 – Headphones.com
