For Sony MDR-Z7 MDR-Z7M2 MDR-Z1R Headphone 4.4mm Balanced to 3.5mm Replaceable Cable Size:Black 4.4mm balance Brand: EarmaxModel: SRH1840 headset upgrade

Brand: EarmaxModel: SRH1840 headset upgrade cableColor classification: black ordinary version black remote controlWire base: high-purity single crystal copperSpecification: 145cm 4

9999% Purity)Line base：16 stands*22 cores*0

and is very durable

etcFor: SONY: MDR-Z7

Advantages: 8-core hybrid structure and braided connecting wire structure naturally shield external interference

For Sony MDR-Z7 MDR-Z7M2 MDR-Z1R Headphone 4.4mm Balanced to 3.5mm Replaceable Cable Size:Black 4.4mm balance Brand: EarmaxModel: SRH1840 headset upgradeBrand: EarmaxColor: blackModel: Z1R balanced cablePlug: player end: 4. 4mm balance headphone end: 3. 5mm double plugLength: 180cm 5. 9ftFor: SONY MDR Z7M2 MDR Z1, etcThe core is 30 single crystal copper * 2+30 single crystal copper silver plated * 2, total 120 core wires2 single crystal copper silver plated+2 single crystal copper, each with 30 core wires inside. With screw lock, the same function as the original wiringThe optimized core structure is