• Cisco CP-7942G VoIP deskphone with black silver design and backlit LCD
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Cisco

Cisco CP-7942G | Unified IP Phone 7900, 2-Line Grayscale, PoE

CP-7942G

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Description

The Cisco Unified IP Phone 7942G is a two-line VoIP deskphone with a 320x222 backlit grayscale LCD and a full-duplex speakerphone. It includes two 10/100 Ethernet ports with PC pass-through, draws power over 802.3af PoE (Class 2) and supports wideband audio using the G.722 codec. An RJ-9 headset port is provided, and the phone runs either SCCP or SIP depending on the firmware loaded, making it suited to office and desk deployments on existing Cisco or SIP-based voice platforms.

Enquire with XS Network Tech for new or used pricing and availability.

Features

- Wideband audio codec support (G.722)
- Full-duplex speakerphone
- Built-in 2-port Ethernet switch for PC pass-through
- Selectable SCCP or SIP firmware
- Powered over Ethernet using 802.3af
- Backlit grayscale LCD for clear viewing

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

FAQs

Technical Specifications

- 2 lines
- 320x222 backlit grayscale LCD
- 2 x 10/100 Ethernet ports (PC pass-through)
- PoE 802.3af Class 2
- Wideband audio (G.722)
- Full-duplex speakerphone
- RJ-9 headset port
- SCCP or SIP protocol support (via firmware)

FAQs

Q: Does the Cisco CP-7942G support PoE?
A: Yes. It is powered by IEEE 802.3af Power over Ethernet (Class 2), so it can be run from a PoE switch or injector without a separate power adapter.

Q: Can a PC be connected through the phone?
A: Yes. The phone has two 10/100 Ethernet ports, one for the network and one for a PC, so a desktop computer can share the same network cable run.

Q: Which call control protocols does it support?
A: The phone supports SCCP or SIP, depending on the firmware loaded onto the device.

Q: Does it support wideband audio?
A: Yes. It supports wideband audio using the G.722 codec, along with a full-duplex speakerphone for hands-free calls.

Q: Can I use a headset with this phone?
A: Yes. It has an RJ-9 headset port for connecting a compatible wired headset.

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