Macrom EXT.MD4

Die-cast aluminum basket with gun chrome effect
Magnesium cone for smooth frequency response
phase plug
Aluminum voice coil former for high efficiency and power handling
Barium ferrite magnet for maximum energy transfer
vented spider to prevent compression
screws terminal connectors
packaging in aluminum case
Specs
Size 4” – 100mm
Type midrange
RMS power 60W
Max power handling 120W
impedance 4 ohms
Frequency response 120-4500Hz
sensitivity 88dB/m
resonant frequency 134Hz
vase 0.9156
Q/Ts 0.8954
magnet Barium ferrite magnet
mounting depth 48mm