![](/images/new-backgrounds/1257538/25753815x1.webp)
User Guide: SpectraLink 8020/8030 Wireless Telephone with SRP
| Transmit on the Priority Channel | 47 |
| End a PTT Call | 47 |
| Change the PTT Volume | 47 |
| Answer a Telephone Call during a PTT Transmission | 47 |
| Start a Telephone Call during a PTT Transmission | 48 |
| Turn off PTT | 48 |
| Subscribe to additional PTT channels | 48 |
6 | Charger Options | 49 |
| Charger Models | 49 |
| Charging Status Indicators | 50 |
| Single Charger | 51 |
| Dual Charger | 52 |
| Quad Charger | 53 |
7 | Cleaning and Drying the Handset | 55 |
8 | Safety Information | 59 |
9 | Index | 65 |
8 |