常用的 VOIP CODEC
常用的 VOIP CODEC Codec Bandwidth/kbps Comments G.711 64 Delivers precise speech transmission. Very low processor requirements. Needs at least 128 kbps for two-way. G.722 48/56/64 Adapts to varying compressions and bandwidth is conserved with network congestion. G.723.1 5.3/6.3 High […]