This is a set sale of KZ ASF, ZSN Pro X, and Castor improved Bass ver. ● All cables are without a microphone. ● Castor comes with a pin for switch switching. ● No smokers or pets. ● The ear tips used are excluded. (Unused parts were stored separately.) ● Used only a few times (about 5 minutes) indoors. ● Sound output has been confirmed. After confirmation, it was stored in a dark place. ● All items are as shown in the images. ● The price is just a reference, so negotiation is possible. ● We will offer a discount for combined purchases with other items. ○ Other Notes ※ You can purchase this item immediately. Please consider this item as a used product. ※ After disinfection, it will be protected with air cap and packaged.