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thomassaundersSep 13, 2025
What to do if SpectraLink I640 is out of range?
- EElizabeth MerrittSep 13, 2025
Service is restored if the user moves back within range, when SpectraLink Telephone is out of range.
What to do if SpectraLink I640 is out of range?
Service is restored if the user moves back within range, when SpectraLink Telephone is out of range.
Details how to access and navigate the handset's administrative menu for configuration.
Lists the prerequisites for managing licenses and setting up the wireless telephone system.
Outlines the steps for configuring handsets and downloading necessary software.
Explains how to perform a site survey to evaluate WLAN coverage and AP performance.
Describes how to use diagnostic screens to evaluate link quality and identify issues.
Guides the process of certifying the wireless telephone installation through site surveys.
Addresses issues related to access point range, capacity, and obstructions affecting service.
General| Type | Wireless IP Phone |
|---|---|
| Standby Time | Up to 200 hours |
| Speakerphone | Yes |
| Vibration Alert | Yes |
| Battery Life | Up to 200 hours standby time |
| Connectivity | IEEE 802.11 a/b/g/n Wi-Fi |
| Audio Quality | Wideband audio |
| Wireless Technology | 802.11 a/b/g/n |
| Voice Codecs | G.711, G.722, G.729 |
| Security | WPA, WPA2, 802.1x authentication |
| Operating Temperature | 0°C to 50°C (32°F to 122°F) |
| Storage Temperature | -20° to 60°C (-4° to 140°F) |
