From 742ca433ad134751b52d3d7573f8ba727a3d5aa4 Mon Sep 17 00:00:00 2001
From: Wojciech Kaczmarski <44336093+sp5wwp@users.noreply.github.com>
Date: Sat, 12 Jul 2025 12:15:45 +0200
Subject: [PATCH] Update README.md

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 [![CC BY-NC-SA 4.0][cc-by-nc-sa-shield]][cc-by-nc-sa]
 
 # LinHT-hw
-Linux-based, SDR handheld transceiver
+Linux-based, SDR handheld transceiver. [OpenHT](https://github.com/M17-Project/OpenHT-hw) successor with greatly simplified hardware - no FPGAs involved.
+This project offers a replacement board for the Retevis C62 radio, greatly expanding its capabilities.
+
+### Supported modes (so far):
+* M17 - transmission and reception,
+* TETRA - reception only,
+* Demo 64QAM transmission at 2Mbps
+
+Other modes can be added later.
 
 ## Hardware
-Work in progress. The device will use a System on Module (SoM) running Linux.
+Work in progress. The device will use a System on Module (SoM) running Linux. The RF transceiver used is [Semtech SX1255](https://www.semtech.com/products/wireless-rf/lora-core/sx1255).
+
+## Software
+The Linux image will be published later.
 
 ## License
 This work is licensed under a