Shure SE535 Sound Isolating Earphones - Clear gw-pd-show The Filterbank incorporates a lot

The Filterbank incorporates a lot more than just a low pass filter and a normal VCA

and on the same sources as the traditional SM57 (percussion

Quick and easy frequency matching

CommShield Technology guards against interference from cellular RF devices and digital bodypack transmitters

Shure SE535 Sound Isolating Earphones - Clear gw-pd-show The Filterbank incorporates a lotDual High Definition MicroDrivers The SE425 uses a dedicated tweeter and woofer for an accurate and balanced sound. Detachable cable with formable wire enables easy replacement and secure, comfortable fit. Sound Isolating sleeves in multiple sizes provide up to 37 dB of isolation. Evolved from personal monitor technology that's been road tested by pro musicians, the SE425 is engineered to provide reference quality audio for live performances or