X1 is a portable audio player, stylish domineering, simple and practical, large-capacity 8GB memory configuration. The player supports MP3, WMA, APE, FLAC, WAV and other popular audio formats, no matter what type of audio format, you can enjoy the crystal-clear sound quality. After a high-performance audio decoding, analog amplification part with OP + BUF combination of sound transparent and delicate, magnificent, deep, fast, Naiting •Connected to the computer via USB, copy the music files directly into the player, no conversion formats; and through the computer or charger to charge the player •Set GAIN adjusted for different sensitivity headphones, GAIN open, the red light •8G storage capacity, can store two hundred WAV songs. 400 APE / FLAC songs. 2000 MP3 songs •The sounds can comparable COLORFLY CK4 / HIFIMAN HM601 •Can push 8-300 ohm headphones •CNC aluminum alloy shell; durable; stylish domineering •Unique volume buttons, numeric display •Four-layer board design, the background is more pure; pads plated, more excellent electrical conductivity, stability •Disply:No •Expander:No