LTE/VoLTE Desk Phone

DT200A Cellular-first desk voice for modern workplaces.

Smart VoLTE IP desk phone for cellular-first office voice and operator deployments.

T-Mobile / AT&T certified Verizon pending Dedicated 4G LTE voice No Ethernet or POTS dependency
Carrier-ready product system DT200A VoLTE desk phone
Carrier-grade VoLTE Built for cellular voice, North American operator deployments, and resilient business calling.
4G LTE Dedicated cellular voice connectivity
2000mAh Backup battery for outages
7-inch Color capacitive touchscreen
2.4/5.8GHz Dual-band Wi-Fi support
Core Advantages

8 ways DT-200A redefines desk phone freedom.

Cellular voice, enterprise management, security, and fast deployment without traditional wiring.

01

True wireless deployment

Zero Ethernet or POTS cables, using dedicated 4G LTE connectivity for faster rollout.

02

Carrier-grade VoLTE voice

Cellular voice technology with business-grade quality and reliability on supported operator networks.

03

Power outage resilience

A 2000mAh battery delivers more than two hours of emergency talk time for critical locations.

04

VoixSync cloud management

Remotely enforce policies, manage call rules, and control devices from the cloud.

05

Noise-ready audio

Acoustic echo cancellation helps keep calls clear in louder office, retail, and service environments.

06

Enterprise security

WPA2-Enterprise encryption and signed firmware updates help protect device integrity.

07

North American optimization

Certified for T-Mobile and AT&T VoLTE networks, with support for key North American bands.

08

Plug-and-play simplicity

Unbox, power on, insert a SIM, and connect in minutes without specialist IT work.

Product Capabilities

Built like a modern desk communication hub.

Key connectivity, audio, and deployment capabilities presented with the product visuals customers expect.

Cellular-first Business ready
True Wireless Freedom
01

True Wireless Freedom

Cable-free connections and cellular-first deployment.

Dual-band Wi-Fi
02

Dual-band Wi-Fi

2.4GHz / 5.8GHz Wi-Fi with WPA2-PSK and 802.1X EAP security.

Bluetooth 5.0
03

Bluetooth 5.0

Supports common Bluetooth headsets and earpieces.

All-Day Battery
04

All-Day Battery

2000mAh lithium battery for operation during outages.

3-way audio conference
Product Experience

Smart calling, clearer meetings, broader compatibility.

Conference calling, VoLTE performance, and touchscreen workflows in one responsive layout.

01

3-way audio conference

Host multi-party calls with up to three participants.

02

Faster call establishment time

VoLTE call setup is designed to feel immediate and responsive in everyday business use.

03

The advantages of VoLTE

Carrier-grade voice quality designed to keep calls stable on LTE networks.

Powerful Android system

Ensure the stable operation of the product software, with good compatibility and expandability of functions.

Powerful Android system
DT200A deployment detail
DT200A product screen
DT200A feature visual
Product Design

Reliable foundation, zero complexity.

The DT-200A keeps the familiar desk phone experience while removing fixed-line infrastructure. It is built for offices, retail counters, clinics, temporary sites, and operator programs that need voice service to deploy like a mobile device.

  • Dual-band Wi-Fi and Bluetooth 5.0 for flexible accessories and local connectivity.
  • Acoustic echo cancellation and HD voice for clearer calls in busy spaces.
  • Signed firmware and WPA2-Enterprise support for enterprise security expectations.
Use Cases

Powering critical communications across industries.

Construction Sites

Construction Sites

Restaurants

Restaurants

Hospitality, Spas & Gyms

Hospitality, Spas & Gyms

Retail Franchise

Retail Franchise

Business Essentials

Business Essentials

Home Phone

Home Phone

Why Choose Frontier IoT

Why choose the VoixDesk DT-200A?

Zero infrastructure needed, all-in-one communication, and broad operator certification in one cellular-first desk phone.

Zero Infrastructure Needed

Zero Infrastructure Needed

No wiring, no servers, and no specialist setup.

All-in-One Hub

All-in-One Hub

From simple calling to conferencing and app-driven business communication.

Universal Certifications

Universal Certifications

Designed for North American operator compatibility and business deployment programs.

Specifications

Technical specifications.

Core network, audio, power, and management details for deployment planning and procurement.

Product specifications
Network 4G LTE / VoLTE cellular voice, Wi-Fi 2.4GHz / 5.8GHz
Display 7-inch capacitive touch LCD
Battery 2000mAh lithium battery for power outage support
Audio HD voice, acoustic echo cancellation, 3-way audio conference
Connectivity Bluetooth 5.0, Wi-Fi security with WPA2-PSK and 802.1X EAP
Management VoixSync cloud-based device management and firmware lifecycle
Resources

Downloads for DT200A.

Spec sheets and quick guides are linked from the current Frontier IoT resource library.

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Ecosystem

Built for operators and communication platforms.

Frontier IoT devices are certified and optimized for major operators, UCaaS platforms, and enterprise communication partners.

T-Mobile
Verizon
Nextiva
RingCentral
Zoom
Frontier IoT Network

Wire Less, Connect More.

Modernize business communication with cellular-first voice devices, UCaaS readiness, and operator-friendly deployment support.