PM1

Name: OPPO Digital PM1
Brand: OPPO Digital

OPPO Digital

2014 – Present

HeadphonesOver-Ear HeadphonesDiscontinued

Estimated price (community-sourced)

$500

Around — community and catalog average, updates slowly

About the PM1

The OPPO PM-1 is an open-back, circumaural planar magnetic headphone with oval 85 × 69 mm drivers. Its seven-layer diaphragms use spiral conductor traces on both sides and a symmetric push-pull neodymium magnet system. The headphone has a 32-ohm nominal impedance and 102 dB sensitivity, and is supplied with detachable cables for 6.35 mm and 3.5 mm connections.

Specifications

Type: Open-back, circumaural planar magnetic headphone Driver: Oval planar magnetic, 85 × 69 mm Magnet system: Symmetric push-pull neodymium Frequency response: 10 Hz–50 kHz Nominal impedance: 32 Ω Sensitivity: 102 dB / 1 mW Clamping pressure: 5 N Maximum input power: 500 mW continuous; 2 W peak Cables: Detachable 3 m OCC cable with 6.35 mm plug; detachable 1 m OFC cable with 3.5 mm plug Headphone-side connectors: 2.5 mm mono mini-jacks Weight: 395 g without cable

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Pairs with

Components that show up alongside the PM1 in real systems. A verdict means the pair has been checked for compatibility and headroom — open it to see how the two get along.

Ferrum Audio OOR
OPPO Digital HA1
FiiO M17
HiBy R6 2020
Topping A90 Discrete
Mytek Audio Brooklyn
Violectric HPA V200

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