VoIP ATA Unicorn 2101 พร้อม 1fxs&1fxo พร้อมด้วยชิปเซ็ต TI สีขาว / สีดำ

Adapter Input: 100-240VAC 50-60Hz
Adapter Output: 5VDC 1200mA
WAN: 1 x RJ45 100Base-T
LAN: 1 x RJ45 100Base-T
FXS: 2 x RJ11
L x W x H: 130x70x27mm
Weight: 0.35 Kg

Call Features:
Call Block (DND), Call Hold, Call Transfer
Call Forward, Call Waiting
Three parties Conference

Tones:
Ring tone, Ring back tone
Dial tone, Busy tone

DTMF Function
In-Band, In-Audio, RFC2833

Voice Quality
Silence Suppression
VAD: Voice activity detection CNG: Comfortable noise generator
AEC: Acoustic echo canceler G. 168: Network echo canceler Jitter Buffer

Codec
G. 723.1
G. 726
G. 729A G. 729B
G. 711 (a-law/u-law)

Nat Traversal
STUN
Media Relay
Automatic NAT Traversal

QOS
802.1Q VLAN, 802.1P TOS, DiffServ

IP Assignment
PPPoE, DHCP, Static IP

Network Protocol
SIP Version 2 (RFC3261) TCP/UDP/IP RTP/RTCP ICMP,
ARP/RARP DNS, DHCP, NTP, PPPoE STUN, UPNP

Security
HTTP Basic/Digest authentication
MD5 for SIP Authentication (RFC 2069/RFC2617