Samson C-QUE8 The perfect compact headphone amp. Further enhancing your control in the studio is this Four Channel Headphone Amplifier with eight outputs. Independent volume on each channel makes this a truly versatile headphone amplifier. A 6-segment LED indictor shows the output for each channel. Theres a main volume for overall level adjustment. An EQ shape circuit offers tone control of each channel and listeners can manage their own personalized mixes. Link outputs allow more than one C-que 8 to be used when needed.