Classic VU Meter design - Retro-looking,Reason,simplicity,Solid internal structure,Great build quality;
- Everything works superbly together;
- Note:Please turn up the volume of the audio source input device first, the VU meter pointer will swing,Only adjustment of T9 volume will have no effect!
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Use 6K4 Vacuum Tubes - The 6K4 tubes have a clean and clear sound;
- Can Replaceable and upgraded tubes: 6J1, 6J2, GE5654, 6J3, 6J4, 6J5, 6Ж1п, 6AK5, etc.
- Small tip:Before you install the vacuum tubes into the socket on top of the unit,check to make sure that the legs of the tubes are straight,And make sure to fully insert!Otherwise no sound!
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Multi-inputs - This mini tubes amplifiers has multiple inputs : BLUETOOTH, PC-USB, RCA, OPTICAL, COAXIAL,etc.
- With 3.5mm AUX Output can build 2.1-CH system (Powered subwoofer/speaker /Active Amplifier,But Doesnt work for Headphone)
- Or multi-channel system
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