1. How to install and operate OSCall?
2. OSCall Client cannot find OSCall device using bluetooth?
5. Correct method to Make Calls?
6. OSCall can not read the SIM card?
7. Automatic shutdown of OSCall device?
9. Water went into the Device?
10. Cannot turn on OSCall Client?
11. What kind of Internet does OSCall support?
12. What kind of SIM card does OSCall support?
13. Have no prompt tone when receiving SMS, incoming calls and dialing?
14. Will Logs, SMS and Phone data be deleted after uninstallation of OSCall Client?
15. Can OSCall receive incoming calls and SMS when disconnected?
16. How to adjust the volume of OSCall?
17. Can phone list of phone be displayed in OSCall Client’s phone list?
18. What languages does OSCall support?
19. How to set languages for OSCall?
20. How long does it take to completely charge OSCall?