Default sorting Sort by popularity Sort by latest Sort by price: low to high Sort by price: high to low View: 12 24 All Add to cartMic & Pro Audio, Pre-amp/driver, Tubes by #EF800 Siemens, true NOS/NIB, gold pins, STAM SA-47 15,00 € Add to cartMic & Pro Audio, Pre-amp/driver, Tubes by #EF800 Telefunken, true NOS/NIB, diamond , holy grail 55,00 € Add to cartMic & Pro Audio, Pre-amp/driver, Tubes by #EF800 Telefunken, true NOS/NIB, diamond , holy grail, oldest production 75,00 €