nux melvin lee davis nbp-5 dual switch bass pedal bass preamp,di box,impulse response (ir) loader,audio interface in one nux features: 24-bit, 48khz impulse response: 1024 length (20.33ms) latency: 1ms 3-band eq with middle-frequency selector drive with blend control built-in noise reduction impulse response loader, speaker cabinet simulation 1/4” instrument input 1/4” through output and main output xlr di output 1/8” headphone output 1/8” auxillary in for music player connection micro b usb input for firmware update, software control, ir loading, and audio stream