NTCL SoftPhone App is an IOS VOIP APP which is provided by NTCL and allows customers of NTCL to make on-net or off-net voice call via NTCLs SIP system anywhere in the world with an internet connection.
北台网路电话IOS APP提供北台客户可以透过网际网路来藉由北台SIP系统拨打网内或网外的语音电话.