SMSL X3 WIFI lossless SD card media player black X3 is a multi-functional stream media player, with WIFI function. Its powerful playback mode and outputs to meet the diverse needs of our audiophiles. X3 supports WAV, APE (1-4), FLAC, AAC, MP3, WMA and other mainstream formats, high bit rate (320kbps) and ultra rate (lossless master tape level) are supported. Supports sampling rates 32 ~ 192KHz, supports the bit width 16 ~ 32Bit. X3 supports simultaneous voice prompts to make your operation more simple and convenient. With networking capabilities, including upgrades, Shenzhen Electronics Co., Ltd. will provide you with immediate technical upgrades. The biggest highlight of the X3 is that it can transfer the whole music file to the X3 (transmission bandwidth of up to 150M, minimizing transmission losses), X3 and then decode and play music files, high-fidelity restore the music itself, can reach to hifi level. X3 has built-in high-fidelity headphone amplifier, low-distortion professional headphone amplifier chip-MAX9722, adapt 16OHM ~ 600OHM headphones. Maximum output power 130mW + 130mW / 32OHM, can push most hifi headphones.