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9.10 Multiple line ...................................................................................................................................................... 35
9.11 Active & Inactive line ........................................................................................................................................ 35
9.12 Call termination ................................................................................................................................................ 35
9.13 Line swapping ................................................................................................................................................... 36
9.14 Microphone muting .......................................................................................................................................... 36
9.15 Volume control ................................................................................................................................................. 36
10 RTX745x feature description ................................................................................................................................. 37
10.1 Soft client support ............................................................................................................................................ 37
10.2 EHS interface .................................................................................................................................................... 37
10.3 Ringer configuration ......................................................................................................................................... 37
11 RTX3741 DECT Dongle features ............................................................................................................................ 38
11.1 Conference........................................................................................................................................................ 38
11.2 Soft Client Support............................................................................................................................................ 38
12 Appendix A (RTX725x Features) ............................................................................................................................ 39
13 Appendix B (RTX745x features) ............................................................................................................................ 41
13.1.1 Base features ........................................................................................................................................... 43
14 Register devices on RTX VoIP system. .................................................................................................................. 44
14.1 Register RTX745x headset base. ....................................................................................................................... 44
14.2 Register RTX725x headsets............................................................................................................................... 46
15 15. Appendix C: EHS and DHSG API ...................................................................................................................... 47
15.1 EHS Interface .................................................................................................................................................... 47
15.1.1 EHS ........................................................................................................................................................... 47
15.1.2 Phone ....................................................................................................................................................... 47
15.1.3 DHSG ........................................................................................................................................................ 47
15.2 EHS Standards ................................................................................................................................................... 48
15.2.1 DHSG ........................................................................................................................................................ 48
15.2.2 EA40 ......................................................................................................................................................... 48
16 Appendix D: Call Control Action and Call State Table between BT and DECT ...................................................... 49