Branded Hitachi. More energy on top compared to the real Mullards. Lots of folks will mix n' match, using both the Mullards and these Hitachis and been very happy with the results; blending the warmth of the Mullards with the extension of these Japanese copies. Selected and screened for noise and microphonics.
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Label quality may vary from picture above. Prices includes matching in any quantity you need at no extra charge.