Maxon TPD-8424E UHF (440-470 MHz)Maxon TPD 8424E The Maxon TPD 8000E Series of digital radios are durable, lightweight, compact, and easy to use. This small radio is packed with digital radio features such as One Touch SMS Texting, Contact lists for Private and Group Calls, Flashlight, Voice Record, and even built in AES 256bit encryption to ensure your communications are private. The TPD 8000E can be found in hotels, restaurants, retail stores, shopping centers, property management,