1. Active or passive ?
2. Strings , stainless, nickel, half round, flat wound or tape wound ?
3. How many strings? 4,5,6,7, or more ? (main bass)
4. Neck, fretted , fretless,?
5. Fret board, rosewood, maple, other ?
6. Pick ups, configuration and brand ?7
7.Amp , brand, speaker configuration, tweeter, tube, solid state.
8. style (most used ) fingers, pick, slap,
For me it would be;
1.Active 2. nickel 3.4 strings 4.fretted 5.maple 6.single humbucker (Stingray stock)
7.SWR 4x10 tweeter tube/solid 8. fingers