Specification: 1. Product name: 16-cores silver plated copper cable 2. Characteristic:improve bass and mids 3. Number of cores: 16 strands 4. Conductor material: silver plated copper 5. Cable length:1.2 m 6. Brand: HIFIHear 7. Color:brown 8. Plug type: straight Plug 2.5mm/3.5mm/4.4mm 9. Interface: MMCX/2PIN 10. Ues: For ES4 ZSR ZSA ED16 ZST ZS5 ZS6 ZS10 ES3 BA10 AS10 AS16 ZS10 PRO ZSN ZSNPRO AS16 ZS7 TRN V20 V10 V60 V80 IM1 REVONEXT QT2 QT2S QT3 RX8 RX8S QT5 CCA C04/C10/C16 CA4 YINYOO D2B4 TOPAZ V2 V6 H5 H3 HQ5 HQ6 HQ8 HQ10 HQ12 HX3 HX4 HX5 11. Item contains: Earphone upgrade cable x 1 pcs