5つ星のうち1.0Old model. Can't use new firmware that fixes bad VoIP flaw. Find a new model.
2014年8月9日にアメリカ合衆国でレビュー済み
Amazonで購入
These phones are an old model. The don't have firmware to fix a VoIP issue causing serious lag in calls. I read that this issue has been fixed in the new firmware, but you can't use that firmware on this phone. We couldn't use them.