Sell VoIP Phone/Internet Phone/SIP Phone/Telephone (NT6020)

VoIP Phone/Internet Phone/SIP Phone/Telephone (NT6020) You May Also Be Interested In: internet phone sip phone sip telephone voip internet phone voip phone internet
Firmware Upgradeable
Upgrade firmware through boot monitor
Config through Web, keypad, Telnet
Upgrade firmware and configuration file
through HTTP, FTP, TFTP
Support Syslog
ND5 Encryption

3-way Conference
Auto Answer
Call History
Most Recently Missed Calls
Most Recently Received Calls
Most Recently Dialed Numbers
Call Hold
Call Forwarding
Call Mute
Call Rejection
Call Transfer
Flexible dial map
Call Waiting
Caller ID
Do Not Disturb (DND)
DTMF Relay
In-band, Out-band and SIP Info
Full-duplex Speakerphone
Support SIP domain, DNS name of server
Multiple Proxy, Registrar, Redirect Servers
Supports 2 service domains
Speed Dial
Volume Adjustment
Handset/Headset, Speaker and Ringer
English, Spanish, Czechoslovak alternative

Voice Mail Integration
NAT Traversal
Static NAT Route
Traversal by STUN/UPNP
100 Entries Address Book
Support DMZ
Support Firewall
Support Route/Bridge mode

SIP (RFC3261)
Backward Compatible with RFC2543
SDP (RFC2327)
RTP/RTCP (RFC1889 and RFC1890)
NAPTR for SIP URI Lookup (RFC2915)
STUN (RFC 3489)
ARP/RARP (RFC 826/903)
SNTP (RFC 2030)
HTTP Server for Web Management
TFTP/HTTP for Auto Provisioning
Message Waiting Indicator (RFC3842)
DHCP Option Codes for SIP (RFC3361)
802.1P TOS
802.1Q VLAN

G.711 (A-Law, 5-Law)
Autoadjust Jitter Buffer
Voice Activity Detection
Comfort Noise Generation
Acoustic Echo Cancellation: Support G.168
Hands-free can support 96ms
Support Voice Gain Setting

Operation Temperature: 0~40 Degree C
Storage Temperature: 0~70 Degree C
Relative Humidity
95% Max, No Condensing
Up to 75cm (30 inches) Drop upon Package
295 x 205 x 75mm
Model Number
Terms of Sale
FOB Shenzhen