Secure Handset

Secure Handset - Front and Rear View.

4G - Secure Handset

L&T Smart World has been developing revolutionary products for long range, end-to-end secure communication. Our 4G based Secure Handset is a modular, end-to-end secure data voice call and data communication solution that needs no additional infrastructure to operate. User-friendly, this solution comes with uniquely designed, in-house developed accessories.

Security features – such as an immensely trustworthy hardware platform and high grade robust cryptographic algorithms – make our Secure Handsets the most reliable and dependable solution in the market.


  • 4G and Wi-Fi for connectivity
  • DC jack interface port for connecting charger

Functional Features

  • End-to-end secure communication for voice and data
  • User-friendly Graphical User Interface
  • Seamless contact management

Security Features

  • Trustworthy hardware platform
  • Hardware based through line encryption solution
  • High grade robust cryptographic algorithms
  • Application to provide cryptographic key loading

Technical Specification

  • Operating System: Android
  • System Memory: 1 GB or more
  • Display Interface: HD display
  • Audio: 3.5 mm headset with MIC support
  • Communication: 4G, Wi-Fi¬ LAN 802.11 a/b/g/n, Bluetooth 4.0 BLE
Wi-Fi Secure Handset

Wi-Fi Secure Handset

L&T Smart World is known for its most ideal solutions in end-to-end secure and robust communication. Our Wi-Fi based Secure Handset models developed along with CAIR, DRDO are testimony to this fact. These Secure Handsets provide uninterrupted data voice call and data communication facilities while maintaining an excellent user-friendly graphical interface.

Our supremely seamless Secure Handsets are OS less with a reliable hardware platform, and an authentic verifiable design. They have three separate interfaces for Wi-Fi, Crypto configuration and charging respectively, that makes them extremely easy to use and hassle-free.

Security Features:

  • Hassle-free OS less design
  • Trustworthy hardware platform
  • Authentic verifiable design
  • Supremely high grade robust cryptographic algorithms
  • Seamless facility for cryptographic key loading
  • Facility for Emergency Erasure of Cryptographic Keys and Algorithm
  • Facility for Crypto Algorithm Loading & Algorithm Erasure
  • Excellent Tamper Detection and Response Mechanism

Technical Specifications:

  • Operating System: Non-OS Type
  • System Memory: 512 MB
  • Display Interface: 480 * 800 @ 60 fps
  • Audio: 3.5mm Headset with MIC support
  • Communication: Bluetooth 4.0 BLE (optional), Wi-Fi LAN 802.11 a/b/g/n
  • Sensors: Ambient light sensor, Proximity Sensors
  • Power: Support Li-Poly battery, 3000mAH.