Fosi Audio GR40 Tube DAC Headphone Amp/Preamp (Open Box) headphone cables Black Star - An exceptional

Black Star - An exceptional earphone crafted with care by Campfire Audio

making it convenient for carrying on the go

ensuring consistent sound quality across different audio sources like smartphones

The AK HC2 features a dual shielded cable to minimize noise and deliver more vivid

Fosi Audio GR40 Tube DAC Headphone Amp/Preamp (Open Box) headphone cables Black Star - An exceptionalProduct details Multifunctional DAC Preamplifier: The GR40 is a versatile tube DAC preamplifier and headphone amplifier in one, it supports Bluetooth USB Optical Coaxial inputs and active speakers 3. 5mm headphone output, with a priority mode for headphones. High Resolution Decoding: With the ESS9028Q2M DAC chip, the preamplifier offers superior audio quality and flexibility. The USB sampling rate supports 32Bit 384kHz and DSD256, making an effective