We will give you credit for your old headphone amplifier toward the purchase of any new Headstage amp. Please notice that we can only upgrade one old amp to one new amp. The old amp may be faulty and can be damaged.
Please place your upgrade order and send your old amp to one of the addresses located on the Contact page. After we have received your old amp we will ship your upgrade order.
Return of Headphonia Mini
The amp has no switches on the front plate but two switches in the battery compartment. US $ -80.00
free worldwide shipping
Return of Headphonia Mini Pro
The amp has three switches for gain, crossfeed and impedance. US $ -100.00
free worldwide shipping
Return of Headphonia Mini Pro USB
The amp has an USB port and three switches for gain, crossfeed and impedance. US $ -120.00
free worldwide shipping
Return of Headstage Lyrix
The amp has no switches on the front plate. US $ -80.00
free worldwide shipping
Return of Headstage Lyrix Pro
The amp has three switches for gain, bass and crossfeed. US $ -100.00
free worldwide shipping
Return of Headstage Lyrix Pro USB
The amp has an USB port and three switches for gain, bass and crossfeed. US $ -120.00
free worldwide shipping
Return of Headstage Lyrix Pro USB - 1st Generation
The color of the circuit board must be blue. You can see the color of the circuit board through the battery compartment. US $ -140.00
free worldwide shipping
Return of PenguinAmp Caffeine or Basic
The amp has battery clips that are mounted directly on the board. The color of the circuit board can be green or black. US $ -50.00
free worldwide shipping
Return of PenguinAmp Royal or Deluxe
The amp must have two big golden capacitors. The color of the circuit board can be green, blue or black. US $ -80.00
free worldwide shipping
Return of Portable Amp Made by Other Brand
It can be any portable amp but it must be commercial and can not be self-made. The retail price of the old amp must be at least $100. US $ -50.00
free worldwide shipping
