Shure MXA920 Manual page 19

Shure Incorporated
Installing the Junction Box Accessory
The A910­JB junction box mounts on square ceiling array microphones to connect conduit. There are 3 knockouts on the junc­
tion box for attaching conduit. See local regulations to determine if the junction box is necessary.
Note: Install the junction box on the microphone before installing the microphone in the ceiling.
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