
Session Initiation Protocol (SIP) is used to perform real-time communications and data transmissions that include voice, video and messaging. It signals and controls multimedia communication sessions in applications of Internet telephony for voice and video calls.
SIP Trunks will save your business money, are flexible, reliable and lightweight. They offer your business a global presence with local DID numbers that customers can call you on from anywhere in the world.
For the most efficient, fast and reliable VoIP Service Provider in Thailand, CallnClear is the clear choice. Our VoIP Services offer the best value for money and come with ongoing support from a global team with years of experience and knowledge in SIP and IP telephony.