TechPowerUp reviewed the Truthear HOLA IEMs + SHIO Portable DAC/Amplifier
A quote from the article:
Truthear comes back with a 1-2 punch to the rest of the audio industry courtesy its take on the budget IEM space with the impressive $19 HOLA in addition to joining the portable DAC/amp market with the SHIO. The HOLA is a single DD set that is tuned better than many more expensive IEMs and the SHIO reminds me of a popular ~$200 product to where you certainly need to read this entire review!Truthear HOLA IEMs + SHIO Portable DAC/Amplifier Review