Upgrades standard phone (2ET36) to headset phone (2ET36DHS). Installing this upgrade will disable the speakerphone. Pressing the "MIC" button will answer a call and pressing the "RLS" key will hang up on the call.
| TelephoneStuff.com | |
|---|---|
| Product Category | Headsets |
| Product Number | R709905 |
| Product Name | Key System US Headset Upgrade Chip for Atlas Phone |
