Oppo PM-1 Planar Magnetic Headphones, Black Product Condition Grade: A+, G PM-1 is a work of art, combining advanced technology, unique musicality, premium luxury design, resulting in a listening experience that is capable of communicating every nuance of your favorite music. Hear the Smallest Detail Many years of research led by a team comprised of passionate audio and acoustics engineers, chemical and materials scientists, and audiophiles，PM-1 holds a number of technological breakthroughs, that make it possible to hear the smallest detail. Stability, Consistency, Reliability During the OPPO PM-1's manufacturing process, drivers are closely matched to ensure optimum stereo imaging and soundstage. Premium Luxury Hand-selected lambskin and headband, easily replaceable components, as well as the premium accessories, it’s a conversation with musicians when wearing OPPO PM-1. Smart Hi-Fi Design PM-1 is designed under considerate thinking of audiophiles' behavior. The OPPO PM-1’s earpads are mounted on rubber inserts and can be easily cleaned or replaced. This design also makes switching between the leather and velour earpads nearly effortless. The headphone cable is detachable and uses 2.5 mm mono mini jacks to connect to the earcups, making it easy to switch the cables to meet home use and portable use. Premium Accessories The artistic polished cherry wood case in luxury style makes the unboxing of the PM-1 to be an unforgettable experience. The alternative set of velour pads provides a slightly different sound signature. All products on Hi-Fi Disposals are sold with a 12-month warranty covering parts and labor.