UV-5R Dual Band Walkie-talkie High Power Long Range Outdoor Marine Handheld Radio For Boating And Hiking

Frequency range: 400-470/136-174 RF output power: 5 Number of channels: 128 Theoretical communication distance: 3km-5km Battery type: Lithium battery Battery capacity: 1800 Material: ABS Network type: None Function: Anti-interference Operating voltage: 7.4 Size: 58mmx110mmx32mm Audio output: 1000mW