CP-8821-EX-K9= Specification |
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| Protocols | · IEEE 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac |
| Frequency bands and operating channels | · 2.412 to 2.472 GHz (channels 1 to 13)
· 5.180 to 5.240 GHz (channels 36 to 48) · 5.260 to 5.320 GHz (channels 52 to 64) · 5.500 to 5.700 GHz (channels 100 to 140) · 5.745 to 5.825 GHz (channels 149 to 165) · IEEE 802.11d can be used to identify available channels |
| Nonoverlapping channels | · 2.4 GHz (20-MHz channels): up to 3 channels
· 5 GHz (20-MHz channels): up to 24 channels · 5 GHz (40-MHz channels): up to 9 channels · 5 GHz (80-MHz channels): up to 4 channels |
| Operating modes | · Auto (preference to 5 GHz)
· 2.4 GHz only · 5 GHzonly |
| Data rates | · 802.11a: 6, 9, 12, 18, 24, 36, 48, and 54 Mbps
· 802.11b: 1, 2, 5.5, and 11 Mbps · 802.11g: 6, 9, 12, 18, 24, 36, 48, and 54 Mbps · 802.11n: HT MCS 0, MCS 1, MCS 2, MCS 3, MCS 4, MCS 5, MCS 6, and MCS 7 · 802.11ac: VHT MCS 0, MCS 1, MCS 2, MCS 3, MCS 4, MCS 5, MCS 6, MCS 7, MCS 8, and MCS 9 (MCS 9 available with VHT40 and VHT80 only) |
| Display | · 2.4-in. (6-cm) color display with 240 x 320 pixel resolution |
| Dimensions (H x W x D) | · 5.2 x 2.2 x 0.7 in. (13.2 x 5.6 x 1.7 cm) |
| Weight | · Device 4.4 oz (126 g), battery 1.3 oz (37 g), total = 5.7 oz (163 g) |
| Battery | · Up to 9.5 hours of voice calling; up to 45 hours (continuous scan) or up to 145 hours (auto scan) standby
· Rechargeable Lithium ion 4.35V, 2060mAh smart battery (minimal capacity 3.8V, 2000mAh) Note: For voice calling, battery hours are calculated by placing a call and measuring the time it takes for the battery to completely drain. Actual battery hours may vary depending on display and keypad activity, messaging from XSI application, roaming events and scan mode, and use of a Bluetooth headset. Under normal usage when guidelines for battery in the deployment guide are followed, battery hours should cover a typical work shift of eight hours. |
| Input power | · Phone: 100 to 240 VAC, ~0.2A, and 50 to 60 Hz
· AC adapters (by geographical region) |
| Operating temperature | · Device: 14° to 122°F (-10° to 50°C)
· Battery: -4° to 140°F (-20° to 60°C) |
| Storage temperature | · Device: -22° to 140°F (-30° to 60°C)
· Battery: -4° to 113°F (-20° to 45°C) |
| Relative humidity | · 10% to 95% (noncondensing) |
| Vibration | · 1.5 Grms maximum, 0.1 in. (2.5 mm) double amplitude at 0.887 octaves per minute from 5-500-5 Hz sweep, and 10-minute dwell on three major peaks in each of the three major mutually perpendicular axes |
| Thermal shock | · -22°F (-30°C) 24 hours; 158°F (70°C) 24 hours |
| Altitude | · Certified for operation: 0 to 6500 ft. (0 to 2 km) |
| Endurance | · Ingress Protection IP67
· MIL-STD-810G Drop and Vibration procedures |
| Drop specs | · Withstand multiple drops of 6 feet on to concrete. 12 drops (6 faces, 4 edges, face and bottom) |
| Headset | · Wireless: Bluetooth SW 3.0 HW 4.0
· Wired: 3.5 mm stereo headphone/microphone jack |
| Connector | · Magnetic USB 2.0 On The Go (OTG) connector |
Cisco CP-8821-EX-K9= IP Phone Price in London, UK
CP-8821-EX-K9= is a Cisco Wireless IP Phone 8821-EX World mode device ONLY. The Cisco® Wireless IP Phone 8821-EX is a ruggedized, resilient, and secure 802.11 wireless LAN handset that delivers cost-effective, on-premises, comprehensive Voice over Wireless LAN (VoWLAN) communications for the highly mobile in-campus worker.
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