a. Follow-me Number – With an OC Number which can be a DID or Extension number, you will be kept in touch wherever you are. People will contact you through your OC Number only.

b. Use the OC Client software installed on a personal computer to access Internet locally or internationally (Internet Roaming) in order to use OC services or check email, surf web, etc.

c. Use the OC Client software installed on a personal computer to make phone call to another phone number (PC-to-Phone function).

d. Use a mobile or fixed phone along with the registered OC account (including OC Number and PIN) to dial in the OC network to call another Phone (Phone-to-Phone function).

e. Use the OC Client Software installed on a personal computer to receive telephone call from another phone number (Phone-to-PC function). (*)

f. Use the OC Client Software installed on a personal computer to make and receive telephone call to and from another OC User (PC-to-PC function).

g. Use the OC Client Software installed on a personal computer to receive facsimile from another normal fax sending to its OC DID Number (Fax-to-PC function). (*)

h. Forward incoming voice call from other OC Users or phone numbers to a pre-determined phone number (Call Forwarding function).

i. Record voice messages left by the callers or missed calls when the OC Users are not connected to the network by OC Client. The recorded voice messages can be retrieved when OC User logs in again (Voice Mail or Missed Call function). (*)

j. Send Short Messages (SMS) to SMS-enabled phones (SMS In/Out function). (*)

k. Receive SMS notification of missed call or new facsimile to a mobile phone number (SMS Notification function). (*)

l. Use the OC Client Software to send and receive instant messages to other online OC Users (Instant Messenger function). (*)

m. Forward incoming SMS from other SMS-enabled phones to a pre-determined SMS-enabled phone number (SMS Forwarding function). It is similar to the Call Forwarding but applied for SMS. (*)

n. Talk to more than one party together at the same time (IP Voice Conferencing function). (*)

(*) This function shall be released soon.