Delta P500 Push-to-Talk over Cellular (PoC) Portable Radio | Commercial Long Range Walkie Talkie
$548.90 Inc GST
The Delta P500 is a compact and rugged commercial long range walkie talkie that uses the Ozitel Push-to-Talk over Cellular (PoC) platform to provide instant communication anywhere there is 4G, 5G or Wi-Fi coverage. Unlike traditional two-way radios, the P500 is not limited by radio range, making it ideal for businesses operating across multiple sites, cities or nationwide.
Perfect for security, construction, transport, facilities management, events and logistics, the Delta P500 delivers reliable push-to-talk communications in a durable IP68-rated handheld device.
Key Features
- Nationwide communication over 4G/5G and Wi-Fi
- Compact, lightweight commercial handheld radio
- Large 5200mAh battery for extended operating time
- IP68 dustproof and waterproof design
- Simple SIM-based setup with the Ozitel platform
- Includes radio, battery, belt holster and USB charging cable
Note: Price is for the radio only. SIM card and Ozitel subscription are sold separately. Contact us for more details.
Product enquiry — need a formal quote, availability, technical help or an alternative? Send us your details below.
Delta P500 Commercial Long Range Walkie Talkie
The Delta P500 is a professional commercial long range walkie talkie designed for organisations that need reliable communication beyond the limitations of conventional radio systems. Powered by the Ozitel Push-to-Talk over Cellular (PoC) platform, the P500 delivers instant nationwide communications using existing 4G/5G mobile networks and Wi-Fi, eliminating the need for expensive repeater infrastructure.
Whether your team operates across multiple buildings, cities or throughout Australia, the Delta P500 provides seamless voice communication at the push of a button. Simply insert a SIM card, log into your Ozitel account and your radio is ready for operation within minutes.
Built for Commercial Communication
The Delta P500 has been developed for businesses that rely on dependable communications every day. Its compact design makes it comfortable to carry throughout long shifts, while its rugged IP68 construction protects against dust, water and demanding work environments.
The high-capacity 5200mAh battery provides extended operating time, making it ideal for full-day use without frequent charging. Whether your staff are indoors, outdoors or travelling between locations, the Delta P500 keeps your workforce connected.
Long Range Walkie Talkie Without Distance Limits
Unlike conventional UHF radios that are restricted by radio coverage, the Delta P500 operates over mobile and Wi-Fi networks. As long as network coverage is available, your team can communicate instantly regardless of distance.
This makes the Delta P500 an excellent solution for businesses with:
- Multiple worksites
- Interstate operations
- Regional or remote teams
- Mobile field workers
- National security operations
- Fleet and transport management
Designed for a Wide Range of Industries
The Delta P500 is suitable for many commercial applications, including:
- Security companies
- Construction and infrastructure projects
- Warehousing and distribution centres
- Transport and logistics fleets
- Hospitality and facilities management
- Event management and crowd control
- Mining support services
- Retail operations
Its simple operation makes it easy for new users while providing the professional reliability businesses expect from a commercial communication system.
Seamlessly Powered by Ozitel Push-to-Talk
The Delta P500 works with the Ozitel Push-to-Talk over Cellular platform, allowing businesses to build scalable communication networks without traditional radio infrastructure.
Through Ozitel, organisations can benefit from:
- Nationwide Push-to-Talk communication
- Private and group calling
- GPS location services
- Dispatcher software
- Secure communications
- Over-the-air device management
- Wi-Fi and cellular network operation
What’s Included
Every Delta P500 package includes:
- Delta P500 Portable Radio
- 5200mAh Battery
- Belt Holster
- USB Charging Cable
Why Choose the Delta P500?
- Commercial-grade long range walkie talkie
- Nationwide coverage using 4G/5G and Wi-Fi
- Compact and lightweight design
- IP68 waterproof and dustproof construction
- Large battery for extended operation
- Quick deployment with SIM card and Ozitel login
- Ideal for growing businesses requiring scalable communications
The Delta P500 combines the simplicity of a traditional walkie talkie with the flexibility of modern cellular communications, providing an efficient communication solution for organisations operating across local, regional or nationwide locations.
Additional information
| Manufacturer | Delta |
|---|---|
| Product Type | Radio – Portable (Handheld) |
| IP Rating | IP68 |
| Side Connector | M5 |
| Android Version | Android 11 go |
| Battery Capacity | 5200mAh |
| Sim Card | Dual SIM Card |
| Radio Type | PoC (Push To Talk Over Cellular) |
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Find the right earpiece, headset or microphone
Accessories connect to two-way radios with different plug types. Check your radio’s connector before ordering, or call us on 1300 266 682 and we’ll confirm compatibility for you.
Frequently Asked Questions
How Far Can Two-Way Radios Reach?
Two-way radios operate using line-of-sight communication, which means buildings, hills, steel structures and other obstacles can affect range. Actual distance depends on the environment, radio power, antenna type and system setup.
Typical examples:
- Small offices or retail: hundreds of metres
- Warehouses and construction sites: 1–3 km
- Open outdoor areas: several kilometres
- Repeaters or Push-to-Talk over Cellular systems: Australia-wide coverage
If coverage is critical, Radio Industries can help design the right communication solution.
What Channels Can I Use?
In Australia, radios can operate on:
- UHF CB channels (1–80) – public shared channels available for general use
- Private licensed frequencies – dedicated channels licensed through ACMA for business use
- Digital radio systems – for improved audio and advanced features
- Push-to-Talk over Cellular (PoC) – communication over mobile networks and Wi-Fi
The right option depends on your application and operating environment.
Which Radio Is Best?
There is no one-size-fits-all answer. The best radio depends on:
- Your industry
- Required coverage area
- Team size
- Indoor or outdoor use
- Safety requirements
- Noise levels
- Whether you require UHF CB, licensed channels or nationwide communication
A warehouse team may need digital radios, while transport fleets may benefit from Push-to-Talk over Cellular systems.
Do I Need A Private Frequency?
Not always. UHF CB channels are suitable for many general communication applications.
However, private frequencies are recommended where:
- Communication is safety critical
- Teams operate around cranes or major construction projects
- Privacy is important
- Multiple users share the same location
- Interference must be minimised
Dedicated channels help improve reliability and reduce unwanted outside traffic.
What Is The Difference Between a Two-Way Radio, Walkie Talkie and Handy Talkie?
They generally refer to the same type of device.
In professional environments, Two-Way Radio is the preferred industry term. “Walkie Talkie” and “Handy Talkie” are commonly used for recreational or consumer products.
What Is The Difference Between Analogue and Digital Radios?
Analogue radios use traditional radio technology and are often suitable for basic communication requirements.
Digital radios provide:
- Clearer audio quality
- Better noise reduction
- Longer battery life
- Improved coverage performance
- Advanced features such as private calling and GPS
Digital systems are commonly used by businesses requiring higher performance and reliability.
What Is Push-to-Talk Over Cellular (PoC)?
Push-to-Talk over Cellular works like a two-way radio but uses 4G, 5G and Wi-Fi networks instead of traditional radio signals.
Benefits include:
- Australia-wide coverage
- GPS tracking
- Group communication
- No repeater infrastructure required
- Easy expansion across multiple locations
This solution is ideal for transport, security, events and nationwide operations.
Can Two-Way Radios Work Australia-Wide?
Traditional radios have distance limitations unless repeaters are used.
For nationwide communication, many businesses choose Push-to-Talk over Cellular systems, which operate across mobile networks and Wi-Fi.
Can Different Brands Of Radios Communicate Together?
Sometimes.
Compatibility depends on:
- Frequency settings
- Channel programming
- Analogue or digital mode
- Signalling protocols (IDAS, DMR, NXDN, TETRA, P25)
- System configuration (Capacity Plus, Capacity Max, P25)
Even radios from different manufacturers may communicate if correctly programmed.
Do Radios Need Programming Before Use?
Many professional radios require setup before deployment.
Programming may include:
- Channel configuration
- Private frequencies
- User groups
- Emergency functions
- Scan lists
- Button customisation
Radio Industries can pre-program and configure systems before dispatch.
Can I Use Headsets With Two-Way Radios?
Yes. Many industries use headsets and accessories to improve communication and safety.
Popular options include:
- Noise-cancelling headsets
- Hearing protection communication headsets
- Earpieces
- Remote speaker microphones
- Push-to-talk accessories
These are commonly used in construction, security, industrial sites and events.
Are Two-Way Radios Waterproof?
This depends on the model.
Many commercial radios include protection ratings such as:
- IP54 – Protected against limited dust ingress and resistant to water splashes from any direction. Suitable for indoor use, retail, warehouses and light outdoor environments.
- IP67 – Fully protected against dust and can withstand temporary immersion in water up to 1 metre for up to 30 minutes. Commonly used on construction sites, security operations and harsh environments.
- IP68 – Fully dustproof with enhanced water protection beyond IP67 standards. Exact depth and duration vary by manufacturer, but these radios are designed for more demanding environments with heavy dust, rain and exposure to water.
The right rating depends on your work environment.
Can Radios Be Used On Construction Sites?
Yes. Two-way radios are widely used across construction projects for coordination, safety and productivity.
Many sites use:
- Rugged digital radios
- Hearing protection headsets
- Vehicle-mounted radios
- Dedicated licensed frequencies
Radio Industries can recommend systems suited to site conditions and OH&S requirements.
Do You Offer Repairs And Ongoing Support?
Yes.
Radio Industries provides:
✔ Repairs and servicing
✔ Programming and setup
✔ Genuine parts and accessories
✔ System upgrades
✔ Technical support
✔ Australia-wide assistance
We support customers long after the initial purchase.
Still Not Sure Which Communication Solution You Need?
Every site and business is different. Speak with Radio Industries for expert advice on choosing the right radio communication system for your team.
Why Radio Industries? Two-way radio specialists since 1985, with Australia-wide supply, programming and support. About us → · Working in a hazardous area? Intrinsically safe radios →