安全性高,高性价比
* 240x320 像素LCD彩色背光显示屏(2.8英寸)
* 36个按键,包括4个软键和15个可编程按
* SIP v1 (RFC2543), v2 (RFC3261)
* SIP TLS, SRTP加密
* TCP/IP/UDP
* RTP/RTCP, RFC2198, 1889
* 36个按键,包括4个软键和15个可编程按
* SIP v1 (RFC2543), v2 (RFC3261)
* SIP TLS, SRTP加密
* TCP/IP/UDP
* RTP/RTCP, RFC2198, 1889













