TC Electronic BQ500 Bass Head Shielding and makes a great bridge

and makes a great bridge position combination with the Pro Track™

But in typical Fender fashion they rebranded it and charged more for it

It features 2 phase shifters

all with 15 dB of cut/boost

adding harmonics and layers of overdrive from a guitar amp to their core bass tone in pursuit of the ultimate live sound

TC Electronic BQ500 Bass Head Shielding and makes a great bridgeBQ500 500 Watt Portable Bass Head with Mosfet Preamp and Thrust Compressor 500 Watt portable micro bass head amplifier for stage and studio Compact and lightweight design for ultimate portability Cutting edge Class D amplifier technology for incredible power and sonic performance High voltage Mosfet preamplifier for authentic sound and feel of a tube amp Thrust compressor for ultimate punch and to capture every nuance of your playing 4 band EQ section