BeyerDynamic A20 Headphone Amplifier

Power amplifier of a discrete design in an all-metal housing
Two headphone outputs connected in parallel
Volume control for both headphone outputs
Looped-through input (hard-wired) to connect signal sources (CD player, DVD player) and amplifiers
Internal wide-range switching power supply for worldwide use
Supplied with two different power cables (1 x type E+F (CEE 7/7) and 1 x type B