State-of-the-art 2-output Expression Pedal Armed with a state-of-the-art magnetic sensor and digital potentiometers, the Lehle Dual Expression offers ultra-precise performance, while exhibiting zero mechanical wear. This expression pedal's two outputs can control a wide range of devices, and they accommodate TS, TRS, or RTS inputs, with switchable polarity. You can also use the 10k output as a latching or momentary switch with the pedal's treadle in the toe position. Beyond that, the Dual Expression's USB port can transmit MIDI data to a computer for control over your MIDI-compatible software. The Lehle Dual Expression also boasts an optimized size and weight to ensure maximum comfort and responsiveness.State-of-the-art magnetic sensor and digital potentiometers Rather than relying on mechanical components like most conventional expression pedals, the Dual Expression is equipped with a state-of-the-art magnetic sensor. This ultra-precise sensor is meticulously calibrated to the pedal's built-in magnet, as well as its control range. When