TC Electronic Bonafide BufferBONAFIDE BUFFER Ultra Compact High Quality Analog Buffer with Automatic True Bypass Ultra compact analog buffer features a high quality tone tool to protect your valuable guitar tone Play through long cable runs and convoluted pedal boards without any tone loss or signal distortion Superior analog buffering turns 1 M guitar output into a tone saving 100 low impedance and low noise signal Intelligent bypass relay automatically switches to true bypass