Note:
After receiving the For Knowles GR-31587 unit, The buyer Must Use the thread head Contact the unit contact point test no problem and then install.
This is Disassemble unit, But,It does not affect its use, Please rest assured to buy. We only pick the best.
For Knowles GR-31587 is Mid High-frequency Composite Unit Moving Iron Unit.
Smaller than DTEC-31116 and DTEC-30265, Slightly larger than TWFK-30017.
Package included:
2pcs Disassemble unit For Knowles GR-31587