The data usage of SkyPhone calls is as follows.
Voice Calls:
About 0.6MB with standard quality sound (set by default) and about 1.2 MB with high quality sound
Video Calls:
About 8.6 MB with standard quality sound
Note: As for video calling, we recommend that you use Wi-Fi.
<SkyPhone User Support Holiday Closing>
The SkyPhone User Support will be closed during the following time due to Japanese national holidays as Golden Week.
Holiday Closing Time: From Saturday, April 26, 2025 To Tuesday, May 6, 2025 (JST)
Unavailable Services: User support services (including our responses to your inquiries)
Please note that you'll be responded on May 7 (JST) or later if you contact us after 1:00 PM on April 25 (JST).
You can continue using SkyPhone as usual while our user support services are unavailable.
Thank you for your understanding and cooperation.
If you need our support, click here to contact us.
Business hours to reply to your message: Monday to Friday 10:00 AM to 5:00 PM (JST), except for national holidays