Feliks Audio Envy (Performance Edition) Flagship Tube Headphone Amplifier (Open Box) Finish:American Walnut 4GHz/5GHz，DLNA、AirPlay、WiFi music transfer Bluetooth transmitter（5

4GHz/5GHz，DLNA、AirPlay、WiFi music transfer Bluetooth transmitter（5

low microphonics

35 hours in Jack mode

NEW LOW CAPACITANCE HiFC WIDE CABLE

VIII: Since the tuning method for SONOROUS VI is completely different and the fluctuation of frequency characteristics is great

Feliks Audio Envy (Performance Edition) Flagship Tube Headphone Amplifier (Open Box) Finish:American Walnut 4GHz/5GHz，DLNA、AirPlay、WiFi music transfer Bluetooth transmitter（5Class A Single ended transformer coupled, balanced amplifier, powered by the legendary 300B tubes Performance Edition includes : Full Music 300B power tubes UPOCC (single crystal copper) signal wiring ENVY HEADPHONE AMPLIFIER The Envy amplifier is a Single Ended class A headphone tube amplifier, built around the famous 300B tubes, with transformer coupled output, designed to handle any kind of planar magnetic or dynamic headphones with an impedance