Uploaded August 2021 | Updated September 2026, 9 hours ago

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shure.com/en-GB/products/accessories/a400mb

Equipment Used:
1 - Plug-On Adapter
2 - Spacer
3 - Color Rings (3)
4 - Mute Button

Assembly Kit:
1 - Cable Ties (2)
2 - Strain Reliefs (2)
3 - 6-Pin Block Connector

Optional Equipment:
A400MB-MOUNT

Compatible Microphones:
MX395-LED
MX405, MX410, MX415 with MX400SMP


Install the Mute Button:

In a table between 15mm and 30mm (.59 to 1.18 inches) thick, drill a 30mm (1 1/8 inch) hole

Place the color ring around the hole

Insert the mute button and its attached 2.5mm cable through the hole

Insert your microphone

Slide the spacer onto the mute button so the rubber side is flush against the bottom of the table

Pull the attached 2.5mm cable through the side opening on the spacer

Slide the wingnut, included with your microphone, under the spacer

Tighten by hand

Do not overtighten


Connect Without the A400MB-MOUNT:

Connect the plug-on adapter to the 5-pin XLR microphone

Plug the attached 2.5mm cable into the adapter

Use the assembly kit to wire a cable to the 6-pin block connector


Connect Using the A400MB-MOUNT:

Slide the clamp over the plug-on adapter

Place the adapter within 2 inches of the mute button assembly

TIP: Test the cable extension distance between the microphone and plug-on adapter before screwing the adapter clamp to the mounting surface

Screw the clamp into place

Connect the 5-pin XLR cable to the mic and the plug-on adapter

Plug the attached 2.5mm cable into the adapter

Use the assembly kit to wire a cable to the 6-pin block connector

For additional training and information on Microflex® microphones, visit shure.com

#A400MB #AudioSolutions #HowTo