Magnet material: Ceramic
Dual Coil, low noise.
Medium-High output
DC impedance: 13.2K Ohm
Wiring: 4-Conductor, for multiple wiring options.
Epoxy potted
Black

100mmX32mmX20mm (3-7/8" x 1-1/4" x 3/4")

with Individual Acrylic Box (may have crack, for shipping protection, not for display use)