China's largest vacuum tube manufacturer ShuGuang factory 2024 year new upgrade version
2pcs ShuGuang 12AU7 ECC82 HIFI Vacuum Valve Tube Amplifier Factory Matched Pair

Brand : ShuGuang
Type : 12AU7 ECC82
Quantity : Two Tubes( Matched Pair )

Package Includes：
Original Gift Box
Two 12AU7 ( Matched Pair )

12AU7 made by ShuGuang China,Higher Durability and Life, Heavy Duty Cycle Military Specification Grade, Considered one of the best of the ECC82 12AU7 family of tubes for audio use.
The sound is full, soft, delicate and poisonous.larger soundstage, Treble and bass is more noticeable.Can hear some details that did not hear before while more complex music.
ShuGuang 12AU7 Can Perfect Upgrade and Directly replace 9-Pin ECC82 12AU7 tubes.
HIFI level 12AU7 tubes show you the difference in natural voice reproduction and simple musical. Match it plate current and mutual conductance. Also pass a specialized life test, aging test and audio sound test.