| Manufacturer | Hewlett-Packard |
| Manufacturer code (MPN) | C9EN4AA#ABB |
| EAN | 0199642536449 |
HP Poly CS540A - CS540 Series - headset - i øret - konvertibel - DECT - trådløs, kablet - RJ-11 - sort
Warranty and RMA handling is provided by DELTA IT — you never have to contact the manufacturer or distributor separately.