500apps → 500agents
A note to our customers
After years of building 500apps, we made a hard decision — to stop spreading thin across 50 products and go all-in on one platform that does what all of them were trying to do.
500agents is that platform. And we want you with us.
The F.audio Fa4 has garnered attention in the portable DAC/Amp market for its robust dual-ESS DAC configuration and powerful amplification stage. However, like many high-performance niche devices, its true potential is unlocked—and its quirks resolved—through firmware updates .
The F.audio Fa4 has garnered attention in the portable DAC/Amp market for its robust dual-ESS DAC configuration and powerful amplification stage. However, like many high-performance niche devices, its true potential is unlocked—and its quirks resolved—through firmware updates .
Be first to access the platform. Founding members get a locked-in rate and a direct line to our team during onboarding.