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- Description
- Specifications
CP-7921G-E-K9 is the Cisco Unified Wireless IP Phone 7921G for the ETSI regulatory domain (the -E suffix), supplied without battery or power supply. It needs Cisco Unified Communications Manager or Communications Manager Express with a user licence.
The radio covers 802.11a, 802.11b and 802.11g. ETSI bands are 2.412-2.472 GHz with 13 channels and 5.180-5.700 GHz with 19 channels, approved to EN 300.328 and EN 301.893. Data speeds are 6 to 54 Mbps on 802.11a and 802.11g and 1, 2, 5.5 and 11 Mbps on 802.11b. Transmit power reaches 50 mW (17 dBm) for 802.11b CCK and 40 mW (16 dBm) for OFDM. Vertical and horizontal antennas are fitted, with switched diversity on 5 GHz only.
The standard Li-ion battery provides up to 11.5 hours of talk time and 150 hours of standby, and the extended battery reaches 15.5 hours and 200 hours, both on release 1.0.4 or later. The 2-inch color display is 176 x 220 pixels, there are six line appearances, a 2.5 mm headset jack and a USB 1.1 connector.
Security covers WPA and WPA2 Personal and Enterprise, AES, TKIP, static WEP, 802.1X with EAP-TLS, EAP-FAST, PEAP and LEAP, CCKM, SRTP media encryption and TLS signaling encryption. Codecs are G.711a, G.711u, G.729a, G.729ab, G.722 and iLBC. The phone is 5.0 x 2.1 x 1.0 in (12.7 x 5.3 x 2.5 cm) and weighs 5 oz (145 g) with the standard battery.
| Designation | CP-7921G-E-K9 |
| Regulatory domain | ETSI |
| Radio | 802.11a/b/g |
| 2.4 GHz band | 2.412-2.472 GHz, 13 channels |
| 5 GHz band | 5.180-5.700 GHz, 19 channels |
| Talk time | up to 11.5 h standard battery, 15.5 h extended |
| Standby | up to 150 h standard battery, 200 h extended |
| Display | 2-inch color, 176 x 220 |
| Codecs | G.711a/u, G.729a/ab, G.722, iLBC |
| Headset jack | 2.5 mm |
| Dimensions | 5.0 x 2.1 x 1.0 in (12.7 x 5.3 x 2.5 cm) |
| Weight | 5 oz (145 g) with standard battery |