19MM Silk ball top diaphragm treble/ N40 advanced neodymium steel magnetic circuit.

Steel-and-iron mid-bass stand/ special pulp board mid-bass sound basin/ 10OZ magnet.

Two-layer aluminum sound coil/ Coaxial speaker.

Type  2 way coaxial speaker

Size  165MM(6.5")

The Number Of Loops  2 way

Sensitivity  91dB

Impedance  4Ohms

Maximum Power  120W

Rated Power  60W

Frequency Response  60Hz-20000Hz