| ARC 12D2 | |
| Impedance | 1 or 4 ohm |
| Resonant frequency | 21Hz |
| Sensitivity | 89 db |
| RMS power handling | 350 watts |
| Electrical "Q" | .298 |
| Mechanical "Q" | 4.29 |
| Total "Q" | .278 |
| Equivalent volume | 4.76 |
| One way linear | 16 mm |
| Mounting depth | 6" |
| Optimum sealed enclosure : | .90 cuft |
| Ported enclosure : | 1.30 cuft |
| ARC 12D2 | |
| Impedance | 2 or 8 ohm |
| Resonant frequency | 22Hz |
| Sensitivity | 89 db |
| RMS power handling | 350 watts |
| Electrical "Q" | .317 |
| Mechanical "Q" | 4.35 |
| Total "Q" | .317 |
| Equivalent volume | 4.41 |
| One way linear | 16 mm |
| Mounting depth | 6" |
| Optimum sealed enclosure : | .90 cuft |
| Ported enclosure : | 1.30 cuft |