Marshall Monitor III A.N.C. Repair

The Marshall Monitor III A.N.C headphones are a wireless over-ear model with active noise cancellation and Transparency mode, marketed by Marshall for general listening at home or on the go. They feature Marshall’s Dynamic Loudness system, which adjusts EQ in real time, and Soundstage spatial audio technology. The design is rugged and foldable, with built-in controls and a customizable M-button. Active Noise Canceling continuously measures ambient sound to reduce unwanted noise, and Transparency mode allows external sound back in as needed.

The model number for the Marshall Monitor III A.N.C headphones is 1006861.

Information like the serial number can be found printed on a sticker under the right earpad. To remove the earpad, twist the right earpad counter-clockwise to remove it.

Dimensions (in the box)

• 8.7 x 3 x 6.1 inches (221.0mm × 76.2mm × 154.9mm)

Weight

• 0.55 lbs (250 g)

Battery

• 100+ hours of wireless playtime with Bluetooth and ANC
• 100 hours of wireless playtime with Bluetooth only
• USB-C charging
• 2.5 Hours to full recharge

Headphone Jack

• 3.5 mm Jack

Wireless

• Bluetooth

• Official Product Page
• Official Support Page
• Marshall Amplification Wikipedia Page