- 提供优质多媒体协作
- 为知识工作者及管理者提供理想的通信解决方案
- 配备高性能的互动式标清视频
- 提供有效像素分辨率为 640 x 480 的触摸显示屏
- 帮助身处各地的员工提高工作效率
思科统一 IP 电话 9900 系列
产品简介：
- 产品基本信息
- 产品特点与优点
Specifications at a Glance
| Integral Switch | 10/100/1000 |
| Display | Standard Definition, 640×480 pixel, 24-bit color |
| Codecs | G.711a, G.711u, G.729a, G.729ab, G.722, iSAC and Internet Low Bitrate Codec (iLBC |
| 802.11 Wi-FI | 9971 model only; a/b/g |
| Touchscreen | 9971 model only |
| Line Keys | 9951 – 5; 9971 – 7 |
| Fixed Keys | 12 (all models) |
Features and Capabilities
User Features
- Interactive high-performance video* elevates and personalizes communications.
- Large, backlit, vibrant color displays enrich user experience for easy viewing.
- Bluetooth 2.0 radio allows for choice in headsets, adding freedom at the desk.
- High-definition voice provides greater clarity in communications.
- Cisco Unified IP Color Key Expansion Module adds scalability with additional programmable line and feature keys.
Administrator Features
- Gigabit Ethernet switch helps to enable collocation of a PC for reduced infrastructure costs.
- Reground and recyclable plastics offer an eco-friendly solution.
- Power-Save-Plus option reduces power consumption by up to 90 percent in off-hours as compared to the phone in active state during the workday.