MODEL: YST-TA400
Number of Telephony Ports: 4
Phone Interface: 4 x RJ11 FXS ports
Protocol: SIP (RFC3261), IAX2
Transport Protocol: UDP, TCP, TLS, SRTP
DTMF: RFC2833, SIP INFO, In-band
Codec: G.711 a/u-law, G.722, G.726, G.729a, GSM,
ADPCM, Speex
Echo Cancellation: ITU-T G.168 LEC
FAX over IP: T.38 and pass-through
Signalling: Kewl Start, Loop Start
Caller ID: BELL202, ETSI (V23), NTT (V23-Japan), and
DTMF-based CID
Disconnect Method: Busy Tone, Polarity Reversal
LAN: 1 (10/100Mbps)
Network: Static IP, DHCP Client, Firewall, VLAN, DDNS,
QoS, OpenVPN
NAT Traversal: Static NAT, STUN
Size: 200 (L) mm ¡Á 137 (W) mm ¡Á 25.6 (H) mm
Power Supply:12V 1.5A
Operation Range: 0° to 50°C, 32° to 122° F
Storage Range: -20° to 65°C, 4° to 149° F
Humidity: 10-90% non-condensing
Yeastar excels at enabling a frictionless digital workplace. Businesses can make hybrid work easier with an integrated flexible scheduling solution, consisting of cloud-based platforms, interactive hardware facilities, and IoT-based smart devices. It creates a fluid flow among people, resources, and information to improve work efficiency, elevate employee experience, and accelerate decision-making.