1、Quantity : One
2、Top is AD1. Bottom is 300B.
3、Copper used for excellent conductivity.
4、Prefect handmade product by suzier.
5、Outstanding soldering taken in every adapter.
6、Accept custom manufacturing,if you need other types, please contact me.
7、Liquid epoxy Resin encapsulation to ensure the perfect shielding property
8、Bakelite socket and gold pins for long life，Tough gold pins with a thick gold plating.
9、100% The polytetrafluoroethylene（Teflon） and Silver-Plated Wire. Specialty:high temperature resistance.
The same tube amplifier ! Different tube ! Different voice !
Trying different voice by tube and adapter.Needn't change tube amplifier anything.Just connect tube and socket adapter.
The design of your tube amplifier is the use of 300B.
If you want to try AD1. Only need to connect AD1 and the adapter socket in together.
Then connect to your amplifier,begin to enjoy music.