Telco · C9 Voice Cloud Phone System
The new frontier in telephony.
Save up to 70% on your business calls.
C9 Voice is Australia's next generation in smart, future-ready cloud-based phone systems — with over 80 features, infinite CRM integrations, multi-site connectivity, and no upfront fees. Get off your legacy PBX and onto the cloud.
80+ standard features
No upfront fees
Multi-site connectivity
Yealink certified engineers
Microsoft Teams direct routing
Businesses That Trust Us
C9 VOICE ADVANTAGE
Australia's leading cloud-based phone system
designed to move your business forward.
Unified Communications
Move entirely to the cloud. Cernel removes the manual work by unifying voice, video, and messaging.
80+
Zero Upfront Costs
Ecommerce teams can move entire collections, or new sites, without high setup costs.
$0
Cost Optimization
Drastically reduce monthly communication overheads by leveraging our global VoIP architecture.
70%
Network Reliability
Ensure your business becomes fully visible and connected anywhere with redunant fail-safe architecture.
All
WHAT'S INCLUDEDEverything a modern business
Everything a modern business
phone system should be.
Every C9 Voice plan includes infrastructure and management that most providers charge extra for.
Unified Communications
Ultimate efficiency in business communications — voice, video, messaging, and collaboration unified in a single cloud-based platform your staff can access from any device, anywhere.
Highly Scalable
Scale up or down as your business grows. Add lines, connect new sites, and expand features without new hardware or costly infrastructure upgrades. Make calls directly through your CRM.
Connect Multiple Sites
Easily connect multiple offices and locations to one single C9 Voice cloud-based phone system — consistent features, one management interface, one provider.
Infinite CRM Integration
C9 Voice integrates with Salesforce, ZOHO, MS Dynamics, SugarCRM, Zendesk, Bullhorn, vTiger, Pipedrive, and SuiteCRM via REST or SOAP API. Integrates with any CRM through the C9 Voice SDK.
Microsoft Teams Direct Routing
C9 Voice enables direct Microsoft Teams calling — adding high-quality PSTN calling to and from the public telephone network directly from your Teams application.
Learn about Teams CallingNo Upfront Fees
Gain access to over 80 standard, high-calibre features to customise your own C9 Voice cloud-based system — with absolutely no upfront fees and no on-site hardware to purchase.
UNMATCHED CAPABILITY
Everything a modern
business system should be.
Over 80 standard features designed to give your staff and customers the best possible experience.
Command Portal
Complete self-service control. Instant extension management and real-time call flow configuration.
Global Follow Me
Smart diversions to any device anywhere—never miss a business opportunity again.
Call Queues
Distribute high-volume traffic across your team with professional handling rules.
HD Audio Engine
Crystal-clear voice quality backed by our cloud-optimized infrastructure.
Time-based Routing
Automatically manage after-hours, weekends, and holidays for seamless coverage.
Teams Direct Link
Make and receive PSTN calls directly inside Microsoft Teams via our unified link.
AI Analytics
Real-time call transcription and sentiment analysis to optimize agent performance.
eFax & Archive
Digitally send and receive faxes with full number portability and cloud storage.
Explore all 82 enterprise-grade features
C9 VOICE PLANSSimple pricing for
Simple pricing for
powerful telephony.
* Per line (channel) pricing / ex GST. Scale your capacity up or down instantly as your business grows. No hidden lock-ins.
Cost Efficient
C9 Basic
$20/mth
per month per line
PLAN SUMMARY
Key Features
Full access to 80+ enterprise features with a flexible pay-as-you-go call structure.
80+ Standard features
Local/National: 10c per call
Mobile: 14c per minute
Yealink handset compatible
AU-managed support
UNLIMITED CALLS
C9 Ultimate
$45/mth
per month per line
PLAN SUMMARY
Key Features
Unbeatable value with unlimited standard calls included. Perfect for active sales and support teams.
Everything in Basic
Unlimited Local/National calls
Unlimited Mobile calls
Teams Direct Routing ready
Priority support response
Volume pricing available for 100+ seats: 1800 000 299
Business nbn® Accredited Adviser
Ready to future-proof your
business communications?
Tell us how many lines you need, what CRM you use, and whether you need multi-site connectivity — C9 will design a C9 Voice solution and come back with a proposal within one business day.
No upfront fees
Save up to 70% on calls
80+ standard features
Australian voice engineers
Common Questions
Frequently Asked Questions
No. We are not a fit if you only require break-fix IT support, if you are not ready to consolidate multiple vendors, or if you expect advisory-only services without operational change.
Why leaders trust C9 GROUP
"We used to spend hours chasing different providers whenever a store lost connectivity. Now we call one team, they understand the full environment, and they own the issue through to resolution."
Operations Manager
National Retail Group
OneAccountable Team
"Our clinicians cannot wait for technology problems to be passed between vendors. C9 stabilised the network, improved visibility across our clinics, and gave our team a clear escalation path."
Practice Manager
Multi-site Healthcare Group
12Clinics Supported
"The biggest change is visibility. We can see what is happening across sites, understand recurring issues, and make infrastructure decisions before they become operational problems."
IT Director
National Distribution Business
24/7Active Monitoring
"C9 replaced a collection of disconnected suppliers with one practical technology roadmap. Support is faster, responsibilities are clear, and our leadership team finally has confidence in the plan."
Managing Director
Professional Services Firm
OneTechnology Roadmap
"Reliable warehouse connectivity is business-critical for us. C9 redesigned the network around how our teams actually work, removed the dead zones, and now proactively manages performance."
Operations Director
Logistics & Warehousing Group
ZeroKnown Dead Zones
"The commercial value is not just lower supplier overhead. We now have predictable costs, clearer reporting, and a partner who explains where investment will make the biggest operational difference."
Finance Manager
Growing Australian Business
ClearMonthly Reporting