Short product description:
Yeastar 4*BRI ports. Voice codecs: G.711, G.722, G.726, G.729A. Supported network protocols: UDP, TCP, TLS, SRTP, VoIP protocols: SIP (RFC3261). Ethernet LAN data rates: 10,100 Mbit/s, Networking standards: IEEE 802.3, IEEE 802.3u, Modulation: DTMF. Input voltage: 100 - 240 V, Output voltage: 12 V, Output current: 2 A. Width: 213 mm, Depth: 160 mm, Height: 44 mm