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7 Accessories 
 
The ALE-supported accessories are intended to work smoothly on most/all of our clients 
(hardphones, softphones). The list of accessories presented in this document is not 
contractually binding and may be modified without prior warning. 
7.1 List of accessories 
7.1.1 USB headset 
You can use a USB headset to handle calls on the Desk phone M3 / M5 / M7. To know the 
supported headsets, please refer to the Alcatel-Lucent Enterprise website or contact your 
administrator. Unlisted USB headsets may not work properly if you connect them to your 
phone. For more information on using your USB headset, refer to the corresponding 
documentation from the manufacturer. 
7.1.2 Add-on module 
•  M20 Expansion Module. 
•  EM200 Smart Expansion Module. 
 
7.1.3 Conference module 
•  Konftel EGO. 
•  8135s IP Conference Phone. 
 
7.1.4 Adapter 
•  USB C to USB-A CABLE (box of 10). 
 
7.1.5 USB Dongle 
To know the supported dongle, please refer to the Alcatel-Lucent Enterprise website or contact 
your administrator. 
7.1.6 Other accessories (headsets) 
Please consult the following sites of providers for compatible headsets: 
•  https://www.plantronics.com/us/en/solutions/alcatel-lucent 
•  https://en-de.sennheiser.com/alcatel-lucent-headsets-unified-communications 
•  https://www.emea.jabra.com/business/for-your-platform/alcatel-lucent