This needle is compatible with the following models: Pyle PVTT2U, PVTTBT6, PVNT7U, PTCDS8UBT, PLTT21BT, PTCD4BT, PTTCSM70BT, PVTT15UBT, PVNP30BT. 0.7 mil Diamond conical tip needle, 16 or 33 or 45rpm NOT for 78rpm, 1.0 – 3.0 grams tracking pressure.