Cisco phone, ENERGY STAR certified
Cisco DP-9871
Voice over internet protocol (voip) phone.
Configuration
Corded
PoE class
Class 4
Standby power
3.08 W
Gigabit Ethernet ports
1
Of 111 certified voice over internet protocol (voip) business phones, 105 have a lower standby power than the DP-9871 (3.08 W).
- Maker
- Cisco
- Model
- DP-9871
- Type
- Voice over Internet Protocol (VoIP)
- Configuration
- Corded
- Frequency
- IEEE 802.11g, 2.4 GHz, IEEE 802.11n, 5 GHz, IEEE 802.11a, 5 GHz, IEEE 802.11ac, 5 GHz, IEEE 802.11b, 2.4 GHz, IEEE 802.11n, 2.4 GHz
- PoE class
- Class 4
- Gigabit Ethernet ports
- 1
- Wireless
- Bluetooth
- Standby power
- 3.08 W
- On the market since
- Dec 2025
- ENERGY STAR certified
- 22 Dec 2025
Certified under the same record
The maker lists these as the same machine or a variant of it: DP-9871NR.
Source: ENERGY STAR certified business phones dataset, US EPA, record 3542817, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the DP-9871
Certified business phones from other makers, same color class, within 20% of its speed.
| Model | Type | Configuration | PoE class | Standby power |
|---|---|---|---|---|
| POLY EDGE E500 | Voice over Internet Protocol (VoIP) | Corded | Class 3 | 3.03 W |
| POLY EDGE E550 | Voice over Internet Protocol (VoIP) | Corded | Class 3 | 3.03 W |
| Poly Trio 8300 NR | Voice over Internet Protocol (VoIP) | Conference | - | 3.02 W |
| HP Poly Edge V800 | Voice over Internet Protocol (VoIP) | Corded | Class 4 | 2.98 W |
| HP Poly Edge V850 | Voice over Internet Protocol (VoIP) | Corded | Class 4 | 2.98 W |
| SNOM D895M,D895 | Voice over Internet Protocol (VoIP) | Corded | Class 3 | 2.94 W |
Cisco
More Cisco business phones
| Model | Type | Configuration | PoE class | Standby power |
|---|---|---|---|---|
| 8861 | Voice over Internet Protocol (VoIP) | Corded | Class 4 | 3.5 W |
| CP-6821 | Voice over Internet Protocol (VoIP) | Corded | - | 1.9 W |
| CP-6841 | Voice over Internet Protocol (VoIP) | Corded | - | 1.2 W |
| CP-6851 | Voice over Internet Protocol (VoIP) | Corded | Class 2 | 1.3 W |
| CP-6861 | Voice over Internet Protocol (VoIP) | Corded | - | 1.27 W |
| CP-6871 | Voice over Internet Protocol (VoIP) | Corded | Class 3 | 1.28 W |
| CP-7811 | Voice over Internet Protocol (VoIP) | Corded | Class 1 | 1.3 W |
| CP-7832 | Voice over Internet Protocol (VoIP) | Conference | Class 2 | 1.7 W |