Cisco CP-7942G Unified IP Phone

Cisco Unified IP Phone 7942G is a business-grade VoIP desk phone designed for transaction-type users who handle multiple calls, such as administrative assistants or receptionists. It features wideband audio, an integrated full-duplex speakerphone, a high-resolution grayscale display, and support for Cisco Unified Communications environments, offering rich voice and presence features in an accessible form.

Product Features

Programmable Line/Feature Keys

Includes two programmable backlit line/feature buttons to support multiple appearances or feature assignments.

High-Resolution Graphical Display

Equipped with a 320 × 222-pixel monochrome, 4-bit grayscale LCD display to present calling information, directory names, and XML applications.

Full-Duplex Speakerphone and Headset Support

Provides hands-free full-duplex speakerphone performance and a dedicated headset jack for flexibility in usage.

Integrated Ethernet Switch

Includes a built-in 10/100 switch for both the phone and a co-located PC, enabling simplified wiring and PC network access via the same cable.

Power over Ethernet (PoE) Support

Supports IEEE 802.3af PoE (Class 2) as well as Cisco inline power, allowing the phone to receive power via the network cable.

Product Specifications

• Supported call control protocols: SCCP and SIP (with Cisco Unified CallManager)
• Power: IEEE 802.3af PoE (Class 2) or Cisco inline power; 48 V DC optional AC adapter (CP-PWR-CUBE-3=) for local powering.
• Display: 320 × 222 pixels, 4-bit grayscale.
• Dimensions (H × W × D): 8.2″ × 10.5″ × 6″ (20.32 cm × 26.67 cm × 15.24 cm)
• Weight: ~3.5 lb (1.6 kg)
• Audio codecs supported: G.711 (a/µ), G.729a, G.729ab, G.722 (wideband), iLBC
• Security: Secure boot, X.509v3 certificates for integrity, 802.1X support, AES-128 media encryption (when configured)