UV-5R Handheld Walkie Talkie VHF/UHF 136-174MHz & 400-520MHz 5W Dual Band Two Way Radio Handheld UHF/VHF Radio. Frequency range: UHF: 400-520MHz + VHF: 136-174MHz. Output power: <=5W. The keypad lock and channel monitor enhance usability and security.
eBay