at&t / vtech · 3 models
at&t / vtech business phones
Every at&t / vtech phone certified under ENERGY STAR and listed for the US market, fastest first. Each model page has the full certified specs and comparable machines from other makers.
| Model | Type | Configuration | PoE class | Standby power |
|---|---|---|---|---|
| CL83210 | Analog | Additional Handset | - | 0.3 W |
| CS6909 | Analog | Additional Handset | - | 0.1 W |
| DECT 6.0 cordless telephone | Analog | Cordless | - | 0.87 W |
Source: ENERGY STAR certification data, US EPA. Data build 2026-09-29. Brand names are as the maker certified them, with obvious variant spellings merged.