TechPowerUp posted a review on the TOPPING E70/E70 VELVET DACs + L70 Amplifier Desktop Stack
A quote from the article:
TOPPING expands its popular E/L series of DACs and headphone amplifiers! Today we examine the ES9028PRO-based E70 along with the newer AKM AK4499EX-based E70 VELVET DACs, and pair them with the powerful NFCA-based L70 amplifier that makes for a potent stack that aims to do it all!TOPPING E70/E70 VELVET DACs + L70 Amplifier Desktop Stack Review