Thank you for purchasing Grandstream GXV34x0 IP Multimedia Phone for AndroidTM. The GXV34x0 IP Video Phone for Android combines a...

Using Earphone, Headset, Speakerphone or Handset The GXV3470 allows users to switch between handset, speaker, or headset (RJ9 headset, 3.5mm...

Using the Headset or Speaker Use the Speaker button to turn speaker ON/OFF. Use the Headset button to use the...

Using Earphones, Headsets, Speakerphones or Handset The GXV3480 allows users to switch between handset, speaker, or headset (RJ9 headset, 3.5mm...