Oppo PM-1 review

Possibly the best headphones ever created by man, but ye gods they're expensive!

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Editor's Choice

Oppo PM-1: specifications

Acoustic Principle: Open back

Ear Coupling: Circumaural

Nominal Impedance: 32Ohm

Sensitivity: 102dB in 1mW

Clamping Pressure: 5N

Cables:
3 m detachable OCC cable (6.35mm)
1 m detachable OFC cable (3.5mm)

Cable Connectors:
Output: 2.5mm mono mini jacks
Input: 6.35mm stereo jack, 3.5mm stereo jack

Weight: 395 g (without cable)

Included Accessories:
Wooden Box
Carrying Case
6.35mm and 3.5mm cables
Alternative set of velour ear pads
User Manual

Driver specifications

Driver Type: Planar Magnetic

Driver Size (Oval): 85 x 69mm

Magnet System: Symmetric push-pull neodymium

Frequency Response In Free-Field: 10 - 50,000Hz

Long-Term Max Input Power: 500mW according to IEC 60268-7

Pulse Max Input Power: 2W

ABOUT THE AUTHOR

Reviews Editor

James (Twitter, ) oversees the reviews we publish on the site and also edits the TV, AV, Gaming, Car Tech and Gadgets channels. He's been in the field for 13 years, and travels all over the world to attend tech shows, product launches and cult gatherings. James' opinions have been inflicted on audiences of BBC TV, Radio 5 Live, The Guardian, local radio and various magazines and he's a grizzled veteran of most tech shows but will never again to return to CeBIT (no means no).