Call Centre • Setup

Setting up a call centre in South Africa: the working stack

Q: How much bandwidth does a call centre agent need?

Around 100 kbps for voice (Opus or G.711 with overhead), plus whatever your CRM and supporting apps consume. A 20-seat operation needs roughly 2 Mbps of dedicated voice capacity, on top of normal office data. The hard requirements are low jitter (under 30 ms) and low packet loss (under 1%), not raw speed.

Q: What is CCaaS?

Contact Centre as a Service. A cloud-delivered platform that gives you the inbound routing, outbound dialling, omnichannel queue, recording and reporting that used to require an on-premise PBX. SA CCaaS is sold per agent per month and is the default for new SME call centres.

Q: Do I still need IP desk phones in a SA call centre?

Not necessarily. Most new SA call centres run softphones on agent laptops with a USB headset. IP desk phones still suit hard-line desks, supervisors who want a dedicated handset, and reception positions. Pick on the role, not on the default.

Q: How does POPIA affect call recording in SA?

POPIA requires lawful basis for personal data processing – including voice recording. In practice this means a clear pre-call announcement that calls are recorded, secure storage of the recordings, a retention policy, and a way for data subjects to request their recordings. Build the consent and storage policy in before go-live, not after.

Q: Wired or wireless headsets for agents?

Wired USB for fixed-desk agents (cheaper, more reliable, no battery management). Wireless DECT for agents who roam, supervisors, and hybrid workers who want to leave the desk. Most SA contact centres mix the two rather than standardising on one.

Q: Can a small business run a SA call centre on a single business fibre line?

Yes, for up to roughly 20 seats. Above that – or for any operation where downtime costs money – add a redundant WAN connection (a second fibre on a different FNO, or fixed wireless as a failover). Pair with an SD-WAN or dual-WAN router so failover is automatic.

A practical buyer's guide to standing up a 5- to 50-seat contact centre in SA – the right headsets, the IP phones that matter, the software layer, and the network you need behind it.

Last verified 27 May 2026
By the WhichVoIP editorial team
12 min read

4 layersConnectivity, software, hardware, people

Cloud-firstCCaaS now the default for SA SMEs

100 kbps/seatVoice plus a small data overhead

POPIA-boundRecording & consent rules apply

The short answer

What do I actually need to set up a small call centre in South Africa?

Four things, in this order: business-grade internet with low jitter, a cloud contact centre software platform (CCaaS), agent endpoints (headset and optional IP phone, or softphone on a laptop), and a recording and reporting setup that meets POPIA. Hardware is the smallest decision; the platform and network are where the value lives.

Voice bandwidth per agent

Layers of the stack

Seats – SME upper bound

Max acceptable jitter

A South African Contact Centre Floor With Agents At Desks Wearing Headsets, Monitors Showing Crm Screens, And Softphone Interfaces Active. — The visible kit is headsets and screens. The work happens in the platform behind them.

The four layers of a working SA call centre

Get the layers in the right order and the choices inside each one become much easier.

Layered stack – what depends on what

The temptation is always to start at the top – pick the agents, pick the IVR script, pick a flashy IP phone. In practice the layer that decides whether your call centre is any good is the bottom one. Voice over an unsteady connection turns every other choice into a compromise.

Headsets and phones: keep it simple

The hardware decision is smaller than vendor marketing suggests. Most modern SA call centres run softphones on laptops with a good wired headset.

Wired USB headsets win on reliability, battery-free operation and lower cost per seat. Wireless DECT headsets (Jabra Engage and Yealink WH series are well-distributed in SA) earn their place where agents move – supervisor floors, hot-desking, hybrid work – but cost three to five times more per seat.

Default pick

Wired USB headset + softphone

R600–R2500 per seat

Best forFixed-desk agents
Trade-offNo roaming away from desk

Wireless DECT headset

R3500–R8000 per seat

Best forSupervisors, hybrid teams
Trade-offBattery management, higher cost

IP desk phone + headset

R2000–R5000 phone + headset

Best forHard-line traditional desks
Trade-offLess flexible than softphone

Pick the headset that fits how your agents actually work, not what the catalogue suggests. A 50-seat outbound team on a fixed desk doesn't need wireless. A supervisor floor does. Mix the spec, don't standardise on the most expensive option.

✓

Bottom line: SIP-compatible headsets and phones from any reputable brand work with any reputable SA CCaaS platform. The decision is about how your team works, not about brand lock-in.

“Spend more on the network than on the handsets. The network is what the customer hears.“

WhichVoIP editorial view

CCaaS software: what to look for

Modern SA call centre software is cloud-delivered as a subscription per agent. The question is which platform fits your team size, channels and CRM – not whether you should self-host.

Inbound features.IVR builder, queueing, skill-based routing, callback offer, call recording, supervisor live-listen. These are table stakes; check the UI is something a team lead can actually use.

Outbound features.Preview, progressive and predictive dialling; outbound caller-ID management; do-not-call list import. If you're doing outbound, this layer matters more than inbound.

Omnichannel.WhatsApp Business, email, web chat – one queue across all channels. Most SA buyers now want at least WhatsApp on day one.

Integrations.A working CRM integration (HubSpot, Zoho, Salesforce, Pipedrive or a homegrown CRM via API) is what turns the platform from a phone system into a customer system.

Reporting.Average handle time, abandonment, first-call resolution, schedule adherence. The platform should make these dashboards a click away – not an Excel export.

A Laptop Screen Showing A Contact Centre Softphone Interface With Active Queue, Customer Card, And Call Control Buttons, With A Wired Headset On The Desk. — The softphone is the entry point. The platform behind it is the actual product.

Network: the layer that breaks everything else

Voice quality is unforgiving. A 20 ms latency increase or 30 ms of jitter is noticeable on every call.

Each concurrent call uses around 100 kbps (Opus or G.711 codec, plus overhead). A 20-seat call centre at full tilt needs ~2 Mbps of voice capacity plus data overhead for the agents' CRM and softphone – small in absolute terms but it has to be reliable, low-jitter and prioritised.

Requirement	Target	Why it matters
Latency to provider	< 50 ms	Conversational delay above this becomes obvious
Jitter	< 30 ms	Choppy audio, “robot voice” effect
Packet loss	< 1%	Audio drops, missed words
Symmetric upload	Yes	Outbound voice = upload capacity
Redundancy	Dual WAN	One fibre cut shouldn't silence the floor

Almost every modern SA business ISP can hit these numbers on business fibre. The trap is consumer-grade or shared connections. If the office has been running on a 50/10 home-fibre tier, plan to upgrade to a business-tier symmetric package before go-live.

Our verdict

A working SA call centre in 2026 is a cloud contact centre platform, business fibre with a sensible failover, wired USB headsets for most agents and DECT for the people who roam. The hard part is not buying any of these. The hard part is matching them to the way your team actually works and the reporting your business actually uses.

Our recommendation: shortlist two or three SA CCaaS platforms, demand a working 30-day trial with real agents, and pick on the platform you and your team can operate – not the longest feature matrix.

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Frequently asked questions

How much bandwidth does a call centre agent need?

Around 100 kbps for voice (Opus or G.711 with overhead), plus whatever your CRM and supporting apps consume. A 20-seat operation needs roughly 2 Mbps of dedicated voice capacity, on top of normal office data. The hard requirements are low jitter (under 30 ms) and low packet loss (under 1%), not raw speed.

What is CCaaS?

Contact Centre as a Service. A cloud-delivered platform that gives you the inbound routing, outbound dialling, omnichannel queue, recording and reporting that used to require an on-premise PBX. SA CCaaS is sold per agent per month and is the default for new SME call centres.

Do I still need IP desk phones in a SA call centre?

Not necessarily. Most new SA call centres run softphones on agent laptops with a USB headset. IP desk phones still suit hard-line desks, supervisors who want a dedicated handset, and reception positions. Pick on the role, not on the default.

How does POPIA affect call recording in SA?

POPIA requires lawful basis for personal data processing – including voice recording. In practice this means a clear pre-call announcement that calls are recorded, secure storage of the recordings, a retention policy, and a way for data subjects to request their recordings. Build the consent and storage policy in before go-live, not after.

Wired or wireless headsets for agents?