Support for Bluetooth 4.1, support automatic return function, support WAV + APE + FLAC + MP3 lossless decoding, stereo output, comes with TF card download, support U disk, TF card player.
Parameter: Power Supply: 3.7-5V SNR: 90dB THD+N: -70dB Crosstalk: -86dB DNR: 91dB Support Profile: A2DP/AVCTP/AVDTP/AVRCP/HFP LOS: >15m
Interface specification: Power interface: Universal Micro USB 5V power supply 3.7-5V supply pad: 3.7-5V power supply modification U disk interface: Support play U disk MP3 / WAV / APE / FLAC file, support FAT16 / 32 file format TF card interface: Support play MP3 card in the MP3 / WAV / APE / FLAC file, support FAT16 / 32 file format LED indication: Bluetooth mode blue light long, music mode blue light flashing 3.5mm stereo output: Standard 3.5mm interface, the output stereo sound source, can be inserted headphones, connected amplifier and other equipment.