Testing the headset system and the sound quality
SD Office – HS
SD Pro1 – HS
SD Pro2 – HS
Adjusting the radio range – DIP switch 3
If many DECT systems are operated in a confined space, interference can occur. In this case, you should change the radio range.
| Switch position | Function | ||||||||||||
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| Standard radio range |
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Reduced radio range
Use this setting in order to avoid interference with other DECT systems
Range of approx. 10 m indoors
Automatically establishing the wireless link between headset and base station (Auto Link) – DIP switch 4
Switch position | Function | |||||||||||||
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| Manual link establishment |
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| When taking the headset out of the base station, |
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| you have to manually establish the wireless link |
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| between headset and base station. |
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| Automatic link establishment – Auto Link |
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| When taking the headset out of the base station, |
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| a wireless link is automatically established between |
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| headset and base station. |
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Switching between wideband and narrowband audio transmission – DIP switch 5
Switch position | Function | |||||||||||||
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| Wideband audio transmission |
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| Automatic frequency adjustment of wideband and |
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| narrowband calls. Wideband audio transmission |
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| is e.g. supported by Skype and gives high speech |
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| quality. |
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| Battery life: 8 hours |
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| Narrowband audio transmission |
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| Battery life: 12 hours |
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Limiting the volume – DIP switch 6
| Switch position | Function | ||||||||||||
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| Standard limitation |
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Limited volume (country specific)
• AU version:
in compliance with Directive AS/ACIF G616:2006
•EU and US version:
in compliance with Directive 2003/10/EC
SD Series – Setup Guide 15