Professional team discussing communication solutions office meeting
From Concept to Production:
KAER OEM/ODM for Communication Devices
 
Explore OEM/ODM
Flexible Customization · Reliable Manufacturing
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KAER 4G Kids GPS Trackers
For School and Telecom Projects
 
View Trackers
GPS Tracking · SOS Calling · Platform Support
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Screen-Free Kids Wi-Fi SIP Phone
Simple Calling Without a Smartphone
 
View Kids Phones
Parent-Managed · App-Free · SIM-Free
4-2
Professional team discussing communication solutions office meeting
KAER 4G Senior GPS Watch
For Connected Elderly Care
 
View Senior Watch
SOS Calling · Location Tracking · Health Monitoring
3-2 3(1)

IP Phone

Kids GPS Tracker

4G Smart Watch

Fixed Wireless Phone

Payphone

Android Desk Phone

About Kaer

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Design Patents
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From enterprise communication and public calling to child safety and elderly care, KAER provides configurable devices and platform support for different project requirements.

    Requirements & Product Development

    KAER reviews network, hardware, firmware, UI and platform requirements before sampling, helping customers define feasible specifications and customization scope.

  • Testing & Compliance Support

    Functional, reliability and compatibility testing is combined with certification coordination for CE, FCC, GCF or ANATEL requirements based on the product and target market.

  • Manufacturing & Delivery

    In-house production supports samples, pilot runs and volume orders, with configuration control, quality inspection and shipment coordination for each project.

  • Technical & After-Sales Support

    Technical documents, remote troubleshooting and firmware support help operators, integrators, distributors and OEM brands manage products after delivery. 
Explore KAER’s communication devices and smart terminals through our interactive digital showroom.

Blogs

Senior checking heart rate on a 4G health monitoring watch.webp
Blogs

Health Monitoring Watch for Seniors: What Can the Data Really Tell You?

Heart-rate and SpO₂ readings can help older adults describe concerns and support caregiver follow-up. Learn how shared readings, supported abnormal-data alerts and fall detection serve different roles, using HW02 as a non-medical-device example.

09/09/2026
Blogs
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Blogs

KAER Electric Showcases Communication Solutions at GITEX Africa 2025

KAER Electric presented its communication devices and campus solutions at GITEX Africa 2025, welcoming over 100 business visitors and exploring partnerships in African markets.

07/08/2025
Blogs
Customer service employee using a wired headset with a KAER KS31 SIP phone.jpg
Blogs

Using an RJ9 Headset with a SIP Desk Phone: What Should Buyers Check?

An RJ9 headset port is only the starting point. Learn how to check the headset, connection cable, call controls and everyday comfort before ordering accessories for SIP desk phones.

02/11/2026
Blogs
Hotel guest and receptionist using Android phones with call translation.jpg
Blogs

Android Hotel Phones with Two-Way Call Translation

See how two-way call translation on Android hotel phones helps guests and reception staff communicate in their preferred languages, with on-screen translations and optional voice playback. Learn what hotels should confirm before deployment.

27/10/2026
Blogs
KAER KS31 SIP phones with Ethernet and Wi-Fi connections.jpg
Blogs

Wi-Fi vs Ethernet for SIP Phones: What Should Buyers Consider?

Compare Wi-Fi and Ethernet connections for SIP desk phones based on existing cabling, power availability, call performance and installation costs. Learn what buyers should check before sample testing and bulk deployment.

26/10/2026
Blogs
Concierge using a KAER Android desk phone at residential reception.jpg
Blogs

Android Desk Phones for Residential Concierge: Property Apps and Door Access

See how a compatible property management or security app on a KAER Android desk phone can support resident lookup, visitor confirmation, entrance calls and authorized door release at residential reception desks. Factory-direct supply and replacement parts support ongoing maintenance.

21/10/2026
Blogs
KAER KS31 SIP desk phone.jpg
Blogs

SIP Phone vs IP Phone vs VoIP Phone: What’s the Difference?

SIP phone, IP phone and VoIP phone can describe the same device, but each term highlights a different aspect. Learn how they relate and what to check for compatibility with your PBX or service provider.

12/07/2026
Blogs
KAER home phone and wearable SOS devices for senior care.jpg
Blogs

Home and Away Senior Care: Combining a 4G Home Phone with an SOS Pendant or Watch

Discover how a 4G home phone and a cellular SOS pendant or watch fit into one resident’s daily routine, covering household alerts, outdoor assistance and optional operator-supported number sharing.

19/10/2026
Blogs

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