Here is the first COD: Black Ops for CS2D. It includes splash screens, (COD4 radio sounds + 2 Black Ops Radio sounds). SOGs/NVA skin included, 3 maps included, "Get that son of a bitch out" sound added as teamkill radio sound.
OP40 Player models based from them of Call of Duty Black Ops. It includes Enforcer (Hardline), Assault (Scavenger), Runningback (Lightweight) and Sniper...
You will need those to fulfill your experience using the killstreaks mod.