P1 Preamp has been acclaimed by countless audiophiles worldwide, now we upgrade 6J5 to JAN5654 / GE5654 tubes according to many audiophiles' feedback, the sound quality will be greatly improved.

With 3 kinds of audio input(Bluetooth/USB/RCA) and 2 kinds of output(RCA/3.5mm headphone), P1 can beas HiFi tube Preamp, USB DAC or headphone amp with HiFi clear, warm, dynamic, sweet tube sound, bringing extremely high-quality listening experience.

Bluetooth 5.0 (QCC3034) supporting APTX-HD lossless transmission. PC-USB (CM6642) supporting 24bit 192KHz and compatible with Windows/Mac/Linux system, matching well with many audio devices such as iPod, Phone, MP3 players, TV, Blu-ray players, Echo Dot, CD players, etc.

Adopting NE5532 op amp+classic 47 headphone amp architecture which can drive 32-300 ohms headphones, and a bypassis specially designed to turn on/off the tone control, more convenient to enjoysound or obtain more delicate sound with treble and bass control knob, adding much fun and higher playability.

Exquisite appearance with proper size, blue and orange light decorating vacuum tube, makes it fashionable and attractive, bringing wonderful auditory and visual enjoyment, very suitable for home and desktop audio system.