THE KAT"S OUT OF THE BAG! The heart of the Clapton Blackie Signature® sound has led a sheltered life, hidden right there in the Fender® parts list. The Fender Mid-Range Boost.You now can ad the coveted Clapton tone to any, or all of your Stratocaster style guitars. The problem even on the Clapton Plus guitar, is the control system does not not allow bypass. The boost is active as soon as you plug in. It"s all solved in the Claptone♠ Powered by Genuine Fender® Clapton® OEM part #005757000 ♠ 500 Hz boost of up to 25 dB ♠ True Bypass Battery Powered ♠ With Fender® TBX system♠ Kast Aluminum Kase♠ Handwired Circuit♠ True Bypass (Even kills power to the circuit)♠ LED Indicator♠ Kool Black Strat Look♠ Built on the East Koast USA