SMSC Relay VCL SDK library is a set of optimized VCL components for quick creation of applications implementing the SMS/EMS communication with the SMSC through TCP/IP. Features: - Supported protocols SEMA, CIMD2, UCP and SMPP - Receiving messages sent to short numbers - Send and receive of SMS, EMS, logos, ring-tones etc. - Send and receive 7-bit text, 8-bit binary data and Unicode (UCS2) - Connection keep-alive functionality

SMSC Relay ActiveX SDK library is a set of optimized ActiveX components for quick creation of applications implementing the SMS/EMS communication with the SMSC through TCP/IP. Features: - Supported protocols SEMA, CIMD2, UCP and SMPP. - Receiving messages sent to short numbers - Send and receive of SMS, EMS, logos, ring-tones etc. - Send and receive 7-bit text, 8-bit binary data and Unicode (UCS2) - Connection keep-alive functionality