estalky PTT radio
A leading provider in borderless communication field

Kmobile (Brand: Estalky) | Rugged Push-to-Talk (PoC) Solutions for Mission-Critical Industries

Established in Shenzhen in 2014, Kmobile (Estalky) is a leading OEM/ODM supplier and solution provider specializing in ruggedized Android-based Push-to-Talk over Cellular (PoC) devices and end-to-end communication systems. Leveraging ISO 9001-certified processes, cutting-edge Android platform integration, and deep expertise in industrial-grade hardware design, we empower governments, enterprises, and public safety organizations with ultra-durable, intrinsically safe PTT devices built to thrive in hazardous environments.  
Core Product Advantages: 

Military-Grade Durability: IP68-rated ruggedized design, shockproof/drop-resistant construction, and intrinsically safe engineering for explosive atmospheres. Global Compliance: Pre-certified for CE, FCC, IC, UN38.3 (battery safety), and full MSDS documentation. All devices feature TAC-approved IMEI and GMS compliance. Android-Centric Flexibility: Open-platform Android OS enables seamless integration with third-party PTT apps, custom workflows, and enterprise mobility solutions. Carrier-Agnostic Connectivity: 5G/4G LTE/WCDMA/GSM compatibility ensures uninterrupted nationwide communication across public/private networks.  

Join Estalky to transform your workforce communication with future-proof, rugged PTT devices, Android PoC radios, intrinsically safe communication, OEM/ODM solutions, ATEX-compliant terminals. 
Grow your brand with a partner recognized for rugged innovation, global certifications, and enterprise-grade PTT performanc



Push To Talk Over Celluar(Poc) Radio
  • Estalky is a brand of Kmobile, a leading provider,designer and manufacturer in borderless communication field include broadband push to talk radio,smart poc phone with 2g/3g/4g function. Most products are robust design with IP67.68 standard.Product all pass CE.FCC.WEE Certification requested by European and US market.
  • Estalky company also experience on customizing and manufacturing professional radio accessories for our device. Estalky accessories include RSM speaker with PTT for E550.E887,E966.E966P, PTT earphone with airbute for security people,bluetooth PTT button,protective case, car cradle.etc. Our accessories materials are used industrial-grade to maintain less quality complain for client and partner.
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