Sena Technologies, Inc. released firmware version v2.3 for the 10C, v1.4 for the 10R, v1.5 for the 10S, v1.2 for the Cavalry and v1.1 for the Momentum Lite which mainly includes: 

10C v2.3

• Added intercom compatibility with SF Series
• Bug fixes in three-way conference phone call with intercom participant

  10R v1.4

• Added intercom compatibility with SF Series
• Bug fixes in three-way conference phone call with intercom participant

  10S v1.5

• Added intercom compatibility with SF Series
• Bug fixes in three-way conference phone call with intercom participant

  Cavalry v1.2

• Added intercom compatibility with SF Series
• Bug fixes in three-way conference phone call with intercom participant

  Momentum Lite v1.1

• Added intercom compatibility with SF Series
• Bug fixes in three-way conference phone call with intercom participant

You can upgrade your firmware using the Device Manager v3.7.2 for Windows and v3.7.2 for Mac users. For more details, please visit Sena website at www.sena.com.  

Please download the Device Manager.
➤ Click Here to Download

Please download the User's Guide:
10C ➤ Click Here to Download
10R  ➤ Click Here to Download
10S  ➤ Click Here to Download
Cavalry  ➤ Click Here to Download
Momentum Lite  ➤ Click Here to Download