Apollo Twin Thunderbolt 2 interface (w/ 3 adapter). Dual UAD cores. Has 2 unison preamps, line inputs, and SPDIF/ADAT to expand. In addition to the usual free plugins that come with it (which are excellent, 1176, LA2, UA610 and a bunch more), It has 2 purchased plugins that will transfer with it to your account, these are: Century Tube Channel Strip Neve Preamp Both are Unison enabled plugins providing great flavour and control for tracking. It has a thunderbolt cable and adapter, both of which were purchased separately.