Model: | T21P |
---|---|
Brand: | Yealink |
Origin: | - |
Category: | Services / Telecommunication Postal Services |
Label: | telephone system , Yealink , ip phone |
Price: |
HK $675
/ pc
|
Min. Order: | 1 pc |
Phone Features
2 VoIP accounts, hotline, emergency call
Call waiting, call transfer, call forward
Hold, mute, flash, auto-answer, redial
3-way conference, DND, speed dial
Phonebook import/export, call history
Volume adjustment, ring tone selection
Tone scheme, System log
Multi-language (more than 20)
IP PBX System Integration
Dial plan, dial-now
Voicemail, MWI
Intercom, Paging
Call park, call pickup
Distinctive ringtone
Codecs and Voice Features
Wideband codec: G.722
Narrowband codec: G.711, G.723.1, G.726, G.729AB
VAD, CNG, AEC, PLC, AJB, AGC
Full-duplex hands-free speakerphone with AEC
Network Features
SIP v1 (RFC2543), v2 (RFC3261)
NAT Traversal: STUN mode
DTMF: In-Band, RFC2833, SIP Info
Proxy mode and peer-to-peer SIP link mode
IP Assignment: Static/DHCP/PPPoE
TFTP/DHCP/PPPoE client
Telnet/HTTP/HTTPS server
DNS client
NAT/DHCP server
Management
FTP/TFTP/HTTP/PnP auto-provision
Configuration: browser/phone/auto-provision
Direct IP call without SIP proxy
Dial number via SIP server
Dial URL via SIP server
Security
HTTPS (server/client)
SRTP (RFC3711)
Transport Layer Security (TLS)
VLAN (802.1 pq), QoS
Digest authentication using MD5/MD5-sess
Secure configuration file via AES encryption
Phone lock for personal privacy protection
Admin/user configuration mode
Physical Features
TI TITAN chipset
3-line LCD with an icon line and 2x15 characters lines
31 keys including 9 function keys
4 LEDs: 1xpower, 2xline, 1xmessage
1xRJ9 handset port
1xRJ9 headset port
2xRJ45 10/100M Ethernet ports
Wall-mounted
Power adapter: AC 100~240V input and DC 5V/1.2A Output
Power over Ethernet (IEEE 802.3af)
Power consumption: 1.4-2.6W
Net weight: 0.77kg
Dimension: 185 x 200 x 90mm
Operating humidity: 10~95%
Storage temperature: up to 60°C
PowerTech System Limited is a leading business solution provider in enterprise achievement. PowerTech is powered by competent teams of world-class telecom professionals, whose expertise includes more than a rich portfolio of related telecom work. Our engineers have expertise in business solutions are based on Telephone System, PABX, Keyline Telephone System, Network Security, CCTV System, Call Accounting system, Voice Mail System, IVRS, IPLC, IP VPN, Video Conference System, Structure Cabling, LAN and WAN Structure Planning, VOIP Gateway, Broadband Service, Voice and Data Network Solution & Internet Infrastructure. Such as Panasonic, Toshiba, NEC, NORTEL, Avaya, Nitsuko, Cisco, Level one, D-link, Linksys
http://www.telephonesystem.com.hk