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VOIP Office Phone

VOIP Office Phone

size:235x225x97 mm
material:Phenolic Resin

VOIP Office Phone
The VoIP office phone is the best indoor office desk phone for small and medium businesses and homes.If you would like to consult or order voip office phone, please contact us at [email protected] or online server, we will provide you with competitive prices.
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voip office phone description

VOIP Office Phone PL580

VOIP Office phones are the best VoIP phones for small businesses, often with office phone systems to solve communication problems for small businesses. The office phone uses a desktop landline with a 45-degree angle post on the back, and the office phone is tilted on the table for use. We are a professional telephone manufacturing expert, I can provide a complete set of communication scheduling system, ip pbx server, snmp network management system.


Need an affordable and convenient IP Telephone with HD VoiceThe KNPL-580 is highly effective designed for a mid-range phone that can be used as an integrated phone or a standalone. It is a business class SIP phone with an integrated dual Ethernet switch, G.722 codec supportsupports SRTP, support BLF, and 4 DSS keys. POE is optional.

The IP Phones are a Business Grade IP handset with a huge range of features and flexibility. The IP PHONE was designed and built for Enterprise Businesses with its modern design and ergonomic feel.

 KNTECH is a professional developer and manufacturer of VoIP products. KNTECH provides VoIP communication devices solutions for small and medium sized businesses, as well as large mission-critical enterprise environments.Over the 20 years since its establishment, KNTECH has built a strong engineering team and solid partnerships with IP communication chipset providers. 

Product Specification

Phone features

     ? Vxworks OS

     ? Support SIP2.0 (RFC3261) and correlative RFCs

     ? SIP support 2 SIP servers, and backup SIP proxy servers

     ? Supports SIP UDP / TCP/ TLS

   ? SIP support SIP domain, SIP authentication (none, basic, MD5) , DNS name of server, Peer to Peer / IP Call



    ? Display Resolution: 128x48 with Backlight


Key Features 

     ? Large dot matrix LCD display and soft keys make user

     easier to use

     ? Soft keys programmable

     ? Function keys programmable (each key have 2-color

     led indication)

     ? Supports RJ-9 headset

     ? Multi languages displayed


Audio Features

    ? HD voice: HD handset

    ?Codec: G.711A/u, G.7231 high/low, G.729AB, G.722, G.726-32

    ? DTMF: In-band, RFC 2833 and SIP INFO

    ? Full duplex hands- free speaker phone with acoustic

    echo cancellation

    ? Voice Activity Detection (VAD)

    ? Comfort Noise Generation (CNG)

    ? Background noise suppression

    ? Adaptive jitter buffers

    ? Packet loss concealment

    ? SRTP

    ? mute


Advanced Features

    ? Call forwarding (busy/ no answer/ always)

    ? Call transfer ( unattended/ attended/ semi-attended )

    ? Call holding

    ? Call waiting

    ? 3 way call conference

    ? Capable of 10 way conversation

    ? BLF list

    ? Join call

    ? Call pickup

    ? Call park

    ? Redial

    ? Call back

    ? Call completion

    ? Hot desking

    ? Auto redial

    ? Predial

    ? SIP messaging MWI

    ? Flexible dial plan

    ? Barring function for outgoing calls

    ? Do not disturb

    ? Auto answer

    ? Caller ID display

    ? CLIR(rejects anonymous calls)

    ? CLIP(to make an anonymous call)

    ? Dial without registration

   <, span style="background-color: rgb(252, 252, 252);"> Call logs with missed calls/ incoming calls/ 

    outgoing calls. Each support 300 records

    ? Phonebook 500 records

    ? Speed Dial (abbreviated dialing)

    ? Hotline/Warm-line

    ? Call rejection

    ? Black List/ White List

    ? Intercom/Intercom barge

    ? Password dial, DTMF hidden

    ? Action URL/ active URI

    ? Voice codec setting for each SIP line

    ? Multicast

    ? LDAP, XML phonebook

    ? Web dial

    ? Keypad lock, Emergency call


Network/ Security Features

    ? WAN / LAN10/100M Ethernet ports

    ? Bridge mode and route

    ? PPPoE for xDSL

    ? 802.3af POEoptional

    ? VLANVoice VLAN/Data VLAN

    ? 802.1X

    ? NAT (NAPT)

    ? NAT transverse :Support STUN client

    ? DHCP client on WANDHCP server on LAN

    ? Main DNS and secondary DNS server

    ? DNS Relay

    ? SNTP Client

    ? Firewall and DMZ

    ? Web management access restricted

    ? VPN(L2TP/Open VPN)

    ? ping, tracert, telnet


Maintenance & Management

    ? WEB ,telnet and LCD menu management

    ? Management with different account right

    ? Recover firmware and factory reset through POST mode

    ? Upgrade firmware  via HTTP, HTTPS, FTP, TFTP

    ? DHCP option66 and custom option for auto provisioning

    ? Auto Provisioning to upgrade configuration file

    with AES(256) encryption

    ? TR-069 and Syslog


Physical features

    ? Adapter Input: AC 100-240V

    ? Adapter Output: DC 5V/1A

    ? WAN Port -10/100 BASE-T RJ-45 for LAN

    LAN Port-10/100 BASE-T RJ-45 for PC

    ? Headset : RJ9

    ? Power consumption: IDLE: 2.5W Active: 2.8W

    ? Display Resolution: 128x48 pixels

    ? Operation Temperature: 0?40

    Relative Humidity: 10?65

    ? Main Chipset : Broadcom

    ? SDRAM16MB

    ? FLASH4MB

    ? Weight- Phone:0.99kg

    ? Dimension:235x225x97 mm