1.75" 100 Ohm speaker, compatible with:

• E-32
• E-32-EWP
• E-40 Series
• E-50 Series
• E-60 Series
• E-65 Series
• E-70 Series
• E-75 Series
• E-1600-32A
• E-1600-32A-EWP
• K-1770-3 Series
• K-1775-3 Series

Shipping Size: 8 x 6 x 6 (inches)