AddPac SOHO CDMA VoIP gateway solution provides CDMA VoIP gateway function from 1-Port up to 16-Ports. AddPac SOHO CDMA VoIP gateway provides high-performance IP to CDMA VoIP gateway solution for call termination service provider, general enterprise, and other public offices. This product uses the state-of-art technology voice compressed algorithm and unique QoS algorithm of AddPac to maintain the maximum voice quality under fast internet line and slow internet line as well. This product is designed based on high performance RISC CPU + DSP structure; supports upgraded speed, the best quality product, offers various user-friendly functions, manufactured at low cost and this product gives high performance for its price. AddPac CDMA gateway supports CDMA2000 1xRTT(IS-2000) dual band frequency like as band class0 (TX : 824~849 MHz / RX : 869~894MHz), band class1 (TX : 1850~1910 MHz / RX : 1930~1990MHz) and IS-637 SMS(Short Message Service). Also AddPac SOHO CDMA VoIP gateway supports SIP, H.323 dual VoIP signaling protocol, various voice codec(G.711, G.726, G.729, G723.1).