# Can I accept calls in the sipgate app using the headset buttons? You can answer and end calls in the sipgate app using the HID buttons on the headset. In this article you will find frequently asked questions about this topic. {% hint style="warning" %} Important: Answering calls via the HID buttons on the headset currently works in the sipgate app in the browser only with Chrome and Edge. The corresponding permission must be granted in the browser. {% endhint %}
#### **Which headsets support the buttons (answer & hang up)?** The following list contains the headsets we have tested for compatibility with the sipgate app:
Expandable list ``` **Bluetooth (softphone) with Jabra Link 380 dongle** ``` * Jabra 2 Evolve 65 (Link) * Jabra 2 Evolve 30 SE * Jabra 2 Evolve 85 * Jabra 710 (conference speakerphone) ``` **PSTN (Desk Phone)** ``` * PRO 9470 * PRO 9465 DUO * PRO 9460 DUO * PRO 9460 * PRO 9450 * PRO 920 * PRO 925 * PRO 935 * Motion Office * Yealink WH62 (the green phone icon on the base must be active) ``` **USB (softphone)** ``` * BIZ2300 * LINK230 * LINK260 * Link265 * Evolve 80 * Evolve 40 * Evolve 30 (MacOS + Windows) * Evolve 20 * BIZ 2400 * Link 280 * PRO 935 * Evolve 65 (Link360 dongle) * Motion (Link360 dongle) * Speak 510+ (Link360) * Supreme (Link360 dongle) * Stealth (Link360 dongle) * UCVoice 750a * UCVoice 550a * UCVoice250a * UCVoice150a * BIZ 2400 * Link 280 * Speak 510 (via USB) * Speak 410 * Motion Office * Dial 550 * Link 180 * Sennheiser Epos Adapt 560\\
#### **My headset is listed, but the buttons (answer & hang up) do not work:** Here you will find known solutions to the problem: **Cause:** Integrated Bluetooth of the computer/laptop or any Bluetooth USB dongle is being used\ **Solution:** Use the original Jabra Link 380 dongle or a cable connection with USB-C **Cause**: headset is controlled by another VoIP/SIP app such as Teams/Discord\ **Solution**: close the other application, then try the headset buttons again **Cause 1:** MacOS/Win BT Jabra headset connected via Bluetooth\ **Solution 1:** MacOS/Win BT plug in USB Link 380/390 and connect the BT headset through it\ **Cause 2:** Linux + any headset\ **Solution 2:** unknown #### **The following headsets cannot use the headset buttons to answer calls:** * Jabra 2 Evolve 30 SE (Linux) * Jabra PRO 930 (call keeps ringing even though it has been answered) * Jabra PRO 935 * Jabra PRO 9470 * Jabra Engage 75 * Jabra Elite 7 Active * Jabra Elite 85T * Jabra Evolve2 65 Wireless * Poly Voyager 4320 * Poly Voyager 4320 UC * Plantronics Savi W740 * OpenComm2 UC (calls are automatically rejected ➔ disable HID) * Yealink WH66 * EPOS Impact 400 #### **My headset is not listed, does it still work?** Voice transmission will work with any headset.\ For the headset buttons / base buttons for answering/rejecting calls and holding, there may be limitations in some cases. In this case, users can then answer the call via the app + mouse click.\ If the headset buttons work or do not work with a specific headset model, we are happy to update the list. You are welcome to contact us via the [contact form](https://help.sipgate.de/hc/de/requests/new?ticket_form_id=55321&_gl=1*t9ijn9*_gcl_au*MjA0NTg3NzM0NC4xNzU3MDU1MzY5#anfrage) on our website. #### **My headset buttons do not work, how can this be changed?** You can report the adjustment for button support for headset manufacturer + model here \ We then collect the demand and check how we can adapt button support from the current HID to the respective manufacturer protocol. #### **Known errors and solutions**
Error: Headset not recognized / headset buttons do not work **Cause**:\ Integrated Bluetooth of the computer/laptop or any Bluetooth USB dongle is being used but headset buttons do not work\ **Solution**:\ Use the original Jabra Link 380 dongle or a cable connection with USB-C
Error: Microphone does not work despite being selected **Cause**: Headset is in audio playback mode\ **Solution**: Fold out the microphone boom once or change the headset selection twice and change the selection to “Headset Communication Device”
Error: Headset with jack connection: microphone recording very quiet **Cause**: Jack microphone headset digital (laptop microphone) is selected\ **Solution**: Select jack microphone headset stereo (headset microphone)
Error: Headset buttons do not work **Cause 1.1**: In the sipgate app ➔ Settings ➔ Audio, check whether the headset function buttons are active\ whether the HID device selection may be empty\ whether HID device selection: a headset icon is visible behind the headset \ **Solution 1.1:**\ Activate headset function buttons in Audio settings\ HID devices: select headset; if the selection is empty, make sure whether a headset icon is visible behind the headset \ **Cause 1.2**:\ \- if the headset icon is missing behind the headset, HID was not recognized\ \- alternative BT adapter instead of manufacturer BT adapter: e.g. Link 380/390\ \- Linux cannot do HID\ \- MacOS: USB-C and/or BT often cannot do HID \ **Solution 1.2**:\ \- MacOS/Win: use the manufacturer's USB BT adapter\ \- MacOS/Win: try USB-C and BT to see when/where HID is recognized\ \- Linux: unknown\ \- report manufacturer + model + button support here as a request: [App | sipgate](https://feedback.sipgate.de/b/app)\ **Workaround 1.2**: answer the call using keyboard / mouse
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