Based on this product's specifications, here are some alternatives and similar models
USB cable HP POLY CCX 400 – pack of 5, USB to USB, accessory for CCX 400
Summary description:
Pack of 5 USB to USB cables designed for HP POLY CCX 400 devices. Each cable provides a standard USB connection for charging or data transfer between compatible equipment and the CCX 400. Supplied as a multi-pack for offices or deployments where multiple handsets or stations require reliable wired connections. Practical for provisioning, replacement, or spare use.