Master & Dynamic MH40 Wireless Over-Ear Headphones are an evolution of our very first headphones--the MH40--in celebration of our five year anniversary. Staying true to the original vintage aviator-inspired design and signature rich, warm sound, our new cordless headphones with dual mics feature Bluetooth 5.0 with a 100ft/30m connectivity range and 18 hours of playtime. Lightweight yet durable, the MH40 Wireless Over-Ear Headphones are crafted from coated canvas with lambskin leather details.

CRAFTED FROM Premium Materials
Lightweight anodized aluminum, coated canvas and lambskin leather

EXCEPTIONAL ACOUSTICS Neodymium Drivers
Custom 40mm drivers deliver rich, expansive sound

SUPERIOR COMFORT Lightweight Design
Re-engineered aluminum body for comfort during extended listening

GENUINE Magnetic Lambskin Ear Pads
Memory foam wrapped in lambskin for comfort, removable for cleaning

BEST-IN-CLASS CONNECTIVITY Bluetooth 5.0
Quick pairing technology and a 30m/100ft connectivity range

DUAL Microphones
Wireless headphones with mic filter out external noise for clear phone calls

UP TO 18 Hours of Battery Life
Charges up to 9 hours in 30 minutes

MH40 Wireless Coordinates
Etched inside the ear cup of every pair of original MH40 Over-Ear Headphones are the geographic coordinates of one of our favorite hometown landmarks: New York’s Grand Central Station. To celebrate our five-year anniversary and the launch of the new MH40 Wireless Headphones, we are adding a second pair of coordinates on the outer earcup for you to discover one of 10 cultural hotspots around the globe that has inspired Master & Dynamic over the years. To find the landmark featured on your cordless headphones, Click here and type in your coordinates. Read the curated travel guide for that city on our Coordinates blog and keep exploring.

Technical Specifications

• MODEL MH40 Wireless
• DIMENSIONS 205mm x 202mm x 71mm
• DRIVERS 40mm Neodymium
• IMPEDANCE 32 Ohms
• WEIGHT 276g
• HEADPHONE MATERIALS Coated Canvas, Anodized Aluminum, Lambskin Leather
• HEADPHONE CONNECTION Bluetooth 5.0 Supporting AptX and SBC
• CABLES USB-C to 3.5mm & USB-C to USB-A for charging
• EAR COUPLING Over-Ear
• MICROPHONE TYPE Beamforming Noise Reduction Mic Array
• ANTENNA Internal Antenna
• EAR PADS Replaceable Lambskin-Wrapped Memory Foam
• BLUETOOTH PROFILE Bluetooth 5.0 Supporting AptX and SBC
• CHARGING 100% in 80 minutes, 50% in 30 minutes

What's Included

• Master & Dynamic MH40 Wireless Over-Ear Headphones 
• Canvas Carrying Pouch
• USB-C to USB-A Charging Cable
• USB-C to 3.5mm Audio Cable