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♫ Hi-Fi Pre-Amplifier with Multiple audio inputs: tube amplifier supports more inputs than normal DAC speakers: Bluetooth 5.0/U-disk/TF input,RCA and 3.5mm jack output simultaneously,Meet more matching needs,suitable for iPod, cell phone, MP3, TV, DVD player, laptop, desktop computer and other devices.Support MP3/WAV/APE/FLAC lossless audio format player
♫ Replaceable Vacuum Tube: the tube preamplifier Using fever electronic tube 6K4, and bile tube base using pluggable design, can be replaced and upgraded to 6*1N, GE5654, 6AK5, EF95 (not included)You can replace the vacuum tubes to DIY your stereo system. Different tubes with different sounds.
♫ Can be used as Headphone AMP:Independent earphone amplifier designed for headphone users,Easy to listen to lossless music alone or at night.RCA and 3.5mm can be output simultaneously，Meet more matching needs
♫ Warranty: aluminum alloy casing, durable structure, quality craftsmanship and compact design to bring you the best experience. Please feel free to contact us for any product quality and usage issues