Give you a statement and table with its title in Markdown format, please determine whether the statement is supported or refuted by, or is unrelated to the table. It'a binary classification problem, you should choose the answer between supported and refuted. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| headphone model | headphone class | sensitivity (db) | impedance (ohms) | driver - matched db | construction | earpads | termination | succeeded by |
| sr40 | unknown | 100 | 32 | unknown | plastic | foam | 1 / 8 (3.5 mm) plug with 1 / 4 adaptor | igrado |
| sr325 | prestige | 98 | 32 | 0.05 | aluminum alloy | bowls | 1 / 4 (6.5 mm) plug | sr325i |
| hp1000 | joseph grado signature | unknown | 40 | unknown | aluminum alloy | flats | 1 / 4 (6.5 mm) plug | no successor |
| sr100 | prestige | unknown | 32 | unknown | plastic | flats | 1 / 4 (6.5 mm) plug | sr125 |
| sr200 | prestige | unknown | 32 | unknown | plastic | flats | 1 / 4 (6.5 mm) plug | sr225 |
| sr300 | prestige | unknown | 32 | unknown | plastic | flats | 1 / 4 (6.5 mm) plug | sr325 |
Title:
grado labs
Statement:
the headphones with a plastic construction and a prestige headphone class are models sr100 , sr200 , and sr300
Answer:
supported