| ENERGY STAR Partner |
| VTech Telecommunications, Ltd. |
VTech Telecommunications, Ltd. |
| Product Category |
| Telephony |
Telephony |
| Type |
| Analog |
Voice over Internet Protocol (VoIP) |
| Brand Name |
| VTECH |
VTECH |
| Model Name |
| IS8121 |
VSP736 |
| Model Number |
| IS8121 |
VSP736 |
| Additional Model Information |
| ,IS812*-**,1 base + 2nd * handset + (2nd * -1) chargers; ,IS8121,1 base + 1 handset; ,IS8121-2,1 base + 2 handset + 1 charger; ,IS8121-3,1 base + 3 handset + 2 chargers; ,IS8121-4,1 base + 4 handset + 3 chargers; ,IS8121-5,1 base + 5 handset + 4 chargers |
N/A |
| Date Available On Market |
| January 2, 2021 |
February 1, 2016 |
| Date Certified |
| February 10, 2021 |
January 27, 2016 |
| Markets |
| United States, Canada |
United States, Canada |
| CB Model Identifier |
| ES_1067513_IS8121_02022021123246_8905298 |
ES_1067513_VSP736_01272016094541_5805169 |
| Meets ENERGY STAR Most Efficient 2024 Criteria |
| No |
No |
| Configuration |
| Cordless |
Corded |
| Additional Handset Telephones Supported |
| 2 |
0 |
| Frequency |
| None |
None |
| Standby Power (W) |
| 1 |
2.6 |
| Off Mode Power (W) |
| 0 |
0 |
| External Proxy Capability |
| N/A |
N/A |
| Physical Data Ports |
| Other |
Other |
| Low Power Wireless Technologies |
| None |
None |
| Gigabit Ethernet Ports |
| 0 |
1 |
| Fast Ethernet Ports |
| 0 |
0 |
| Energy Efficient Ethernet - Gigabit |
| 0 |
0 |
| Energy Efficient Ethernet - Fast |
| 0 |
0 |
| Power Over Ethernet Class |
| N/A |
Class 3 |
| External Power Supply |
| Yes |
Yes |
| Date Qualified |
| February 10, 2021 |
January 27, 2016 |
