Jabra Enterprise Products 2409-720-209 2400 II QD Duo UNC Wired VoIP Headset
- Headset
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A wired VoIP phone with a 3.5-inch backlit display, four programmable lines and dual 10/100/1000 ports for business communication
The EVESKY CP-7841-K9 is a wired VoIP handset built for small to large businesses that need a reliable desk phone. It provides four programmable line keys and SIP registration for unified communications. A 3.5-inch backlit display gives clear visibility for call details and directory access.
The phone connects through two 10/100/1000 Ethernet ports, allowing a single cable run to serve both the handset and a downstream PC. Power is typically supplied over Ethernet, so no separate adapter is required. The main installation issue occurs when the switch port does not deliver PoE or the VLAN is misconfigured, leaving the device without power or network access.
Verify that your infrastructure supports Power over Ethernet on the intended switch ports. Confirm the voice VLAN is configured and that SIP signalling is permitted through any firewalls. Ensure the cabling run meets the 10/100/1000 specification for the full distance to the desk.
Measured against everything we stock in IP Phones & VoIP Handsets, at today’s prices. Recalculated every night.
| Product | |
|---|---|
| Product type | Wired VoIP |
The 3.5-inch backlit display will show the IP address and registration status once the phone boots and connects via the 10/100/1000 ports.
The phone includes the handset, handset cord and stand; a PoE switch or separate power adapter and an Ethernet cable for the 10/100/1000 ports are not included.
The CP-7841-K9 provides 4 lines, SIP and SRTP on a 3.5-inch display, distinguishing it from other 7800 series models with fewer lines or smaller screens.
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