For Sennheiser HD4.30 HD400S HD4.40BT HD458 Earphone Replaceable 4.4mm 3.5mm 2.5mm Balanced Single Crystal Copper Upgrading Cable Size:4.4mm Balanced 05mm+250D BulletproofOuter：DuPont TPUlength：150cm/Y-straight plugOD：4

05mm+250D BulletproofOuter：DuPont TPUlength：150cm/Y-straight plugOD：4

78 Headset Upgrade Cable by Wire VersionWire base: single crystal copper quad stranded wireSpecification: 4-core * 18 * 0

5mm A2DC/Lightning plugFor: Audio Technica A2DC plug (headworn)ATH-MSR7B

an additional adapter cable needs to be purchased

The optimized wire core structure is used to obtain excellent performance signal transmission

For Sennheiser HD4.30 HD400S HD4.40BT HD458 Earphone Replaceable 4.4mm 3.5mm 2.5mm Balanced Single Crystal Copper Upgrading Cable Size:4.4mm Balanced 05mm+250D BulletproofOuter：DuPont TPUlength：150cm/Y-straight plugOD：4Brand: EarmaxMaterial: high purity single crystal copperModel: HD4. 30 replaceable cableLength: 130cmPlayer end: 2. 5mm 3. 5mm 4. 4mmHeadphone end: 2. 5mmOuter diameter: 3mmSpecification: 4 strands x 63 pieces x 0. 05mmFor: Sennheiser HD4. 30 HD400S HD350BT HD4. 40BT HD4. 50BTNC HD458 HD458BT HD450BT MOMENTUM Big Steamed Bun, Small Steamed Bun, 1st, 2nd, 3rd and Bluetooth earphones. Advantages: 4 strand single crystal copper silver plated braid,