LP803plus IP Door Phone

   Remote DTMF or incoming Ring to activate internal NC/NO contacts Relay
   Wall-mounted at moving Vehicle
   Door IP Phone for Office, Home and Multi tenants
   Excellent Loud Speaker Phone
   Auto Provision feature



LP803plus is a SIP IP Door Phone to install at entrance such as office,
single house, multi-tenant building for visitors to talk attendant staff.
It has built-in NC/NO(Normal Open, Normal Close) dry contacts Relay to
be activated by remote DTMF or incoming Ring to control Electric Magnetic
Door Lock. With excellent Loud Speaker phone, there is no need to
use handset to talk over LP803plus, nor dial extension number. However,
to keep personnel privacy talking, an external microphone and earphone
jack with 3.5mm was built-in for privacy talking. Meanwhile, LP803plus
can be installed at moving vehicle such as Bus or Train for Emergency
Call purpose.Without a doubt, it is definitely a multiple features IP Phone.

Compact and Portable IP Phone

LP803plus is hand held size and easy to install, carry and be flexible to carry. With
excellent loud speaker phone feature, you don’t need to use traditional handset to
talk. Good performance hand free phone call, let you talk easily and let your hands
free during talking. If you need privacy talking, two 3.5mm speaker and earphone
jacks were built-in to support any type of earphone to talk. You can carry with you
wherever you are and just plug-in to IP Network to access Internet. You can use
LP308 to make or receive call just like home or office. Comfortable view angle
when it was installed at desktop. Or, install at wall with your desirable place and let
you talk by hand free phone.

To select freely up to 3 SIP service Accounts

LP803plus is appropriate to use for VoIP Service Providers, IP Centrex service and IP-PBX
within offices and remote branch offices. Up to 3 SIP Servers ( or ITSP Service provider
or alternative IP-PBX ) can be configured at LP803 simultaneously. You can dial one of
three accounts number directly no hassle.


Used as Door Phone

LP803 can be configured to use as an Door Phone which is connected to office IP-PBX.
Visitor presses TALK button without dialing any digits and it rings to pre-configured one
or several extensions in office to talk with visitor. It increases office efficiency and
elevates company’s image to visitor.


Provision is easier than before

Provision server software with Windows and Linux version are supported to manage,
configure and firmware download remotely to LP803. It is definitely an intelligent
communication gadget.



  • Interface
    • Ethernet port (RJ-45, 10/100 base-T)
      • 1-WAN port, connect to IP Network
      • 1-LAN port connect to PC with NAT
      • PoE (IEEE 802.3af ) at WAN port : LP803Aplus only
    • Earphone/Microphone Jack (3.5mm) for Headset
    • Handset Jack (RJ-9), Normal Open(NO), Normal Close(NC) Relay
    • terminal: Outer two pins wire.
    • DC 5V power input Jack
    • LCD Display:
      • Display Format: 16 Characters (W) x 2 lines(H)
      • View Size: 64(W) x 17.9 (H) mm
      • LCD Type: TN
    • LCD Language Option: English
  • IP Network connection
    • IPv4 (RFC 791)
    • MAC Address (IEEE 802.3)
    • Static IP
    • DHCP Client (RFC 2131), WAN port
    • DHCP Server, LAN port
    • PPPoE
    • DDNS
    • DMZ
    • VLAN
    • Virtual Server (DHCP Server IP range)
    • DNS Client
    • PPTP VPN Client mode
    • SNTP Server
    • TCP/UDP (RFC 793/768)
    • RTP/RTCP (RFC 1889/1890)
    • IPV4 ICMP (RFC 792)
    • TFTP Client
    • QoS Support
  • SIP Protocol
    • RFC3261 compliance
    • Support up-to 3 SIP Register Accounts
    • Support Primary and Backup SIP Proxy
    • SIP UDP Protocol
    • Support SIP compact Form
    • SIP Session Timer (RFC 4028)
    • MD5 Digest Authentication
    • Message Waiting Indication (RFC3842)
    • Event Notification (RFC3265)
    • REFER (RFC3515)
    • Support DNS SRV to locate SIP Server (RFC 3263)
    • Support STUN NAT Traversal
    • Support “rport” parameter (RFC 3581)
  • Software control Relay features
    • Configure to Normal Open(NO) or Normal Close(NC) Relay
    • Activate by NO or NC
    • Remote RFC2833 DTMF activate Relay contacts Open/Close
    • Incoming Ring to activate Relay contacts Open/Close
  • Audio Codec
    • G.711 A-law/μ-law, G.723.1 (6.3K/5.3K)
    • G.729A, GSM, G.726
    • Silence Suppression
    • VAD/CNG
    • Automatic Gain Control
    • In-band/out of band DTMF (RFC 4733 (RFC 2833)/SIP INFO)
    • Adaptive/Configurable Jitter Buffer
    • Acoustic Echo Cancellation
    • Volume Adjustment
    • Speed Dial
    • Phone Book
    • Clock, Call-Duration display
    • Call History of Missed, Received and Dialed
    • Dialing Plan with drop, replace, Insert dialing digits
    • Selectable Call Progress Tone
    • Support Personal Melody Ring
    • Auto Answer Mode
    • Support Specified Line Calling
  • Call Features
    • Caller ID display
    • Voice Mail with Indication
    • Speed Dialing
    • Call Waiting/Switching between Calls
    • Call Forward (Busy, Unconditional, No Answer)
    • Do not disturb
    • Call Hold
    • Call Mute
    • Call Transfer
    • Alarm Ring
    • 3-way conference call
    • Music-on-hold support (via IPPBX or local)
    • Redialing/pre-dialing
    • Hot Line ( for Door Phone application )
    • Support Peer to Peer Dialing
    • SNTP with time zone
    • Multilanguage Web User Interface
    • Administrative Telnet CLI
    • 3 Levels of User Access Right with Password protection
    • LCD Administration Login
    • Provides System Status
    • Diagnostics (debug through syslog)
    • Configuration Backup/Restore
    • Reset to Default
    • Support provision through MAC address
  • Environmental
    • Dimension: 16(H) × 9.7(W) × 3.5(T) CM
    • Weight: 0.45kg (One unit with packing)
    • Operating Temp. & Humidity
      • Temp.: 0°C~45°C (32°F~113°F)
      • Humidity: 10%~90% relative humidity, non-condensing
    • Power Adaptor:
      • INPUT: AC100V~240V, 50/60Hz
      • OUTPUT: DC 5V,
    • Power Consumption of PoE : 3.5 Watts
  • Approvals
    • CE, FCC, LVD and RoHS
  • Country of origin
    • Made in Taiwan
  • Packing Accessories ( regular )
    • LP803plus IP Phone x 1 pcs
    • AC to DC5V Power adaptor x 1 pcs
    • 1 meter Ethernet cable x 1 pcs
  • Warranty
    • One year

Ordering Information

  LP803plus LP803Aplus
LCD Language English English
Ear Phone Microphone,
Hand-Free interface
Wall Mount YES YES
Desk top YES YES
Delivery Status NOW NOW
Built-in NC/NO Relay YES YES

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