This is a Recent RS-36M - VHF Marine band hand held radio. If you have a boat and don't yet have a radio, these can get you safe and able to communicate at a very reasonable price. It can operate on the the three main channels settings - International, the one most commonly selected in the UK but also has the USA and Canada settings available if you travel to these regions.
eBay
ABBREE AR-509MG Marine Radio VHF 25W with GPS Waterproof IP67 DCS Call USA/INT/CAN Marine Radio Channels Fixed Mount For Boats
Aliexpress UK
This is a Recent RS-507M - VHF Marine band radio. It can be freemounted on the supplied bracket, but the design also allows you to cut a panel hole and slot the radio in for a permanent and secure fit.
eBay
SI4732 0.5-108mhz LSB USB AM FM FM/AM Radio 1.9inch IPS Screen Mini Pocket Radio HF SW MW VHF Radio Portable Radio
Aliexpress UK
TURNS ON AND OFF.
eBay
New SI4732 0.5-108mhz Pocket Mini Radio LSB USB AM FM All Band Radio Receiver with Antenna FM/AM Radio HF SW MW VHF Radio
Aliexpress UK
It has the invisible display option fitted. Normally it looks like a simple black radio, with no fancy and fragile screen to get scratched, but pressing the buttons reveals a green battery display and channel number.
eBay
UV-5R Long Range Ham Radios VHF/UHF 136-174MHz & 400-520MHz 5W Handheld UHF/VHF Radio Ham Wireless Set
Aliexpress UK
Icom have now entered the ultra compact VHF market with the IC-M330GE. This small space saving radio can now fit in those tight spaces where a traditional full sized radio cannot. It may be small in size but is certainly not lacking in features.
eBay
RETEKESS TR105 Full Band Portable Radios AM FM SW CB Air Vhf Rechargeable Shortwave Ham Radio Stereo Multiband All Waves Radio
Aliexpress UK
If the batteries or covers are not fitted properly - water WILL get inside. It's very important to check they are closed properly. Weight: 235g(With Belt Clip and Antenna ). Frequency Stability:±1.5 kHz.
eBay
Dual Band VHF UHF 136-174MHz 400-470MHz Mobile Radio NMO Antenna Vehicle Ham Radio NMO Mount Antenna for Car Truck Ham Radio
Aliexpress UK
DSC Call Reception and Transmission Records Can be Queried. Support Latest Marine Channel Standards and DSC Protocol Standards. Channel Spacing: 25kHz. Frequency Stability: ±5ppm. Modulation Mode: 16K0G3E(FM), 16K0G2B(DSC).
eBay
Matsutec MA-Splitter VHF splitter Two way VHF antenna power splitter 136-174MHz Power Divider Splitter for Radio Repeater Power
Aliexpress UK
Online RYA VHF/DC SRC course. Complete the online course in preparation for the actual examination. The course is £95.
eBay
6W VHF FM RF Power Amplifier 140-170M 88-108M FOR Ham Radio FM Transmitter Walkie-talkie VHF RF AMP
Aliexpress UK