CP-7942G is the Cisco Unified IP Phone 7942 Cisco 7900 Unified IP Phone.
|Dimensions (H x W x D)||8.2 x 10.5 x 6 in. (20.32 x 26.67 x 15.24 cm)|
|Weight||3.5 lb (1.6 kg)|
|Package Weight||5.2 lb (2.36 Kg)|
|Phone-Casing Composition||Acrylonitrile butadiene styrene (ABS) plastic in textured dark gray color with silver bezel|
|Power||Supports IEEE 802.3af PoE (Class 2).
Also supports Cisco Prestandard Power over Ethernet (PoE), allowing powering from any
of the Cisco Inline Power-capable blades and boxes, plus Cisco midspan. 48VDC is required;
it can be supplied locally at the desktop using an optional AC-to-DC power supply (part number
CP-PWR-CUBE-3=) or power injector (CP-PWR-INJ=).
Local power options require a corresponding AC country cord
|Phone Software Requirements||Supported in 8.3(2) and greater|
|Call Control Compatibility||Supported in Cisco Unified Communications Manager Versions 4.1(3)sr5b,
4.2(3)sr2b, 4.3(1), 5.1.1(b), 5.1(2), 6.0(1) and greater;
Supported in Cisco Unified Communications Express and SRST Version 4.1
|Signaling Protocols||Skinny Client Control Protocol (SCCP) and Session Initiation Protocol (SIP) with Cisco call control|
|Operating Temperature||32 to 104°F (0 to 40°C)|
|Relative Humidity||10 to 95% (noncondensing)|
|Storage Temperature||14 to 140°F (-10 to 60°C)|
|Display||5-inch (12.5 cm), high-resolution (320 x 222), graphical monochrome 4-bit grayscale display|
|Wideband Audio||Support for wideband (G.722 codec, adherence to TIA 920), including handset, headset, and
speakerphone (see Q&A for details)
|Codec Support||G.711a, G.711µ, G.729a, G.729ab, G.722, and iLBC audio compression codecs are supported|
|Speakerphone||Full-duplex speakerphone with acoustic echo cancellation|
|Messages Key||Provides direct access to voicemailQuality of Service (QoS) Options|
|Quality of Service (QoS) Options||Supports differentiated services code point (DSCP) and 802.1Q/p standards|
|Security||Positive device identity through X.509v3 Certificates, digitally signed images, cryptographically
secure provisioning, and secure signaling and secure media with AES-128. Cryptography is
not enabled by default and may only be enabled through a cryptographically enabled CUCM.
The phone also contains an 802.1X supplicant and supports EAPOL pass-through
|Language Support||Built-in support for more than 30 languages (dependent on Cisco Unified Communications Manager version)|
|Configuration Options||IP address assignment can be statically configured or configured through the DHCP client|