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Following Cisco and Yealink models are very common as VoIP phones and are fully compatible with our Cloud PBX. You can buy either of the models and we will pre-configure before shipping to your office or come out to your office to install. If you have any other Cisco SPA500 series phones or any Yealink phones, they are also fully compatible with our Cloud PBX.

To check the compatibility of your existing phone system or any other brand, please email us at or call us on 02 9133 1307.

Yealink SIP-T29G


cisco SPA504G

The best solution for home or small-business internet telephone use. This one of the most successful VoIP phone models from Cisco features four active lines with dual-switched ethernet ports. The Cisco SPA504G is an specially designed IP Phone for small and medium enterprises with a unique number and extensions for all active lines. The model can be configured to use a shared number over multiple phones.

  • Power over Ethernet
  • High-resolution graphical display
  • Easy station moves, presence, and shared line appearances
  • Sold as PoE (power supply sold separately)


For business or home office use
Full-featured 4-line business-class IP phone supporting Power over Ethernet (PoE)
Monochrome backlit display for ease of use, aesthetics, and on-screen applications
Connects directly to an Internet telephone service provider or to an IP private branch exchange (PBX)
Dual switched Ethernet ports for connecting a computer behind the phone, reducing cabling costs
Wideband audio for unsurpassed voice clarity and enhanced speaker quality
Easy installation and highly secure remote provisioning, as well as menu-based and web-based configuration
Supports up to two Cisco®
SPA500S Expansion Module, adding up to 64 additional buttons*
Supports both Session Initiation Protocol (SIP) and Smart Phone Control Protocol (SPCP) with the Cisco
Unified Communications 500 Series for Small Business


Four voice lines
Four Independent SIP Registrations*
Line status: active line indication, with name and number
Menu-driven user interface
Shared line appearance**
Call hold
Music on hold**
Call waiting
Caller ID name and number
Outbound caller ID blocking
Call transfer: attended and blind
Three-way call conferencing with local mixing
Multiparty conferencing via external conference bridge
Automatic redial of last calling and last called numbers
On-hook dialing
Call pickup: selective and group**
Call park and unpark**
Call swap
Call back on busy
Call blocking: anonymous and selective
Call forwarding: unconditional, no answer, on busy
Hot line and warm line automatic calling
Call logs (60 entries each): made, answered, and missed calls
Redial from call logs
Personal directory with auto-dial (100 entries)
Do not disturb
Digits dialed with number auto-completion
Anonymous caller blocking
Uniform Resource Identifier (URI) (IP) dialing support (vanity numbers)
On-hook default audio configuration (speakerphone and headset)
Multiple ring tones with selectable ring tone per line
Called number with directory name matching
Ability to call number using name: directory matching or via caller ID
Subsequent incoming calls show calling name and number
Date and time with support for intelligent daylight savings
Call start time stored in call logs
Call timer
Name and identity (text) displayed at startup
Distinctive ringing based on calling and called number
10 user-downloadable ring tones
Speed dialing, eight entries
Configurable dial/numbering plan support
Group paging
Network Address Translation (NAT) Traversal, including Simple Traversal of UDP Through NATs (STUN)
DNS SRV and multiple A records for proxy lookup and proxy redundancy
Syslog, debug, report generation, and event logging
Highly secure call encrypted voice communications support
Built-in web server for administration and configuration with multiple security levels
Automated remote provisioning, multiple methods; up to 256-bit encryption (HTTP, HTTPS, Trivial File
Transfer Protocol [TFTP])
Option to require administrator password to reset unit to factory defaults


Pixel-based display: 128 x 64 monochrome LCD graphical display with backlight
Dedicated illuminated buttons for:
Audio mute on/off
Headset on/off
Speakerphone on/off
4-way rocking directional knob for menu navigation
Voicemail message waiting indicator (VMWI) light
Voicemail message retrieval button
Dedicated hold button
Settings button for access to feature, setup, and configuration menus
Volume control rocking up/down knob controls handset, headset, speaker, ringer
Standard 12-button dialing pad
High-quality handset and cradle
Built-in high-quality microphone and speaker
Headset jack: 2.5 mm
LED test function
Two Ethernet ports with integrated Ethernet switch: 10/100BASE-T RJ-45
3af-compliant PoE
Optional 5 VDC universal (100-240V) switching; power supply is ordered separately (Cisco PA100)


FCC (Part 15, Class B), CE Mark, A-Tick, C-Tick, Telepermit, UL, CB
Security Features
Password-protected system, preset to factory default
Password-protected access to administrator and user-level features
HTTPS with factory-installed client certificate
HTTP digest: encrypted authentication via MD5 (RFC 1321)
Up to 256-bit Advanced Encryption Standard (AES) encryption
SIP over Transport Layer Security (TLS)
Secure Real-Time Transport Protocol (SRTP)


Quick-Start Installation and Configuration Guide
User Guide
Administration Guide
Provisioning Guide (for service providers only)


Cisco SPA504G 4-Line IP phone, handset, and stand
Handset cord
RJ-45 Ethernet cable
Quick-Start Guide


Yealink SIP-T29G

Yealink SIP-T29G IP Phone is a dynamic business communications tool for superior voice communications and extended functionality. It has a faster, more responsive interface and offers better overall performance. The SIP-T29G is a 16-line IP phone with multiple programmable keys for enhancing productivity. It is with Yealink Optima HD Voice Technology and wideband codec of Opus for superb sound quality and crystal clear communications. What’s more, the SIP-T29G is built with Gigabit Ethernet technology for rapid call handling.

  • All new USB Port
  • Bluetooth, Wi-fi recording
  • 16 line IP phone
  • Gigabit ethernet technology


HD voice: HD handset, HD speaker
Hearing aid compatible (HAC) handset
Wideband codec: Opus*, G.722
Narrowband codec: Opus*, G.711(A/µ), G.723.1,
729AB, G.726, iLBC
DTMF: In-band, Out-of-band(RFC 2833) and SIP INFO
Full-duplex hands-free speakerphone with AEC


12 VoIP accounts
One-touch speed dial, redial
Call forward, call waiting
Call transfer, call hold
Call return, group listening
Mute, auto answer, DND
3-way conference call
Direct IP call without SIP proxy
Ring tone selection/import/delete
Hotline, emergency call
Set date time manually or automatically
Dial plan, XML Browser, Action URL/URI
USB port (2.0 compliant):
Bluetooth earphone through BT40 (pending),
Wi-Fi through WF40 (pending),
USB call recording through USB flash drive (pending)
Enhanced DSS key


Local phonebook up to 1000 entries
Black list
XML/LDAP remote phonebook
Smart dialing
Phonebook search/import/export
Call history: dialed/received/missed/forwarded

IP-PBX Features

Busy Lamp Field (BLF)
Bridged Line Apperance (BLA)
Anonymous call, anonymous call rejection
Hot-desking, voice mail
Flexible seating
Call park, call pickup
Executive and Assistant
Centralized call recording
Visual voice mail
Call recording


7″ 192×64-pixel graphical LCD with backlight
LED for call and message waiting indication
Dual-color (red or green) illuminated LEDs for
line status information
Intuitive user interface with icons and soft keys
Multilingual user interface
Caller ID with name and number
Power saving


Dual-port Gigabit Ethernet
Power over Ethernet (IEEE 802.3af), Class 2
1 x USB port (2.0 compliant)
1 x RJ9 (4P4C) handset port
1 x RJ9 (4P4C) headset port
1 x RJ12 (6P6C) EHS port

Upgrade To Latest Cloud Phones with Primax

Primax recommended Cisco and Yealink cloud phones are one of the most common choices for VoIP. Upgrade now and get pre-configured cloud phones shipped at your premise.

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