![An R-187P1 Azart radio. Photo: Wikimedia Commons](https://thenational-the-national-prod.cdn.arcpublishing.com/resizer/v2/RZJHK2UCCVF57B65FGHUT3DQIM.jpg?focal=1252%2C534&auth=643dd62dd008c704279a6d7ebd21dd01625451387f36e4f5dacf1f63e9a378c1&width=400&height=225)
An R-187P1 Azart radio. Photo: Wikimedia Commons
An R-187P1 Azart radio. Photo: Wikimedia Commons
Invasion hindered by 'serious weaknesses' of Russian military radios
Soldiers have reportedly used Chinese hand-held radios, mobile phones and walkie-talkies that undermine their ability to speak in secret