The power of Long-distance Radios can reach up to 5w. Penetration ability and communication distance will be longer. And it can be used with a radio repeater. walkie talkies With long-range
Retevis RT27 Walkie Talkies Rechargeable Security 2 Way Radio 22CH Scrambler Vox
Retevis RT29 UHF Two Way Radio Long Range Walkie Talkie 10W for Outdoor/Camping
RB75 IP67 Waterproof Large Battery GMRS Farm Two Way Radio
Retevis RB48 Waterproof Heavy Duty Walkie Talkies
Retevis RB48 Waterproof Heavy Duty Walkie Talkies
Retevis RT86 Walkie Talkies UHF430-440MHz 10W 2600mAh Two Way Radios Long Range 631976648936
High Power and Long Range, IP67 Waterproof and Dust Proof, 3200mAh Large Capacity Battery, Rugged and Durable Body, Note:, The programming cable is
RT29 Long Range IP67 Waterproof UHF Radio
RT68 Walkie Talkies with Earpiece, Portable FRS Two-Way Radios Rechargeable, with 6 Way Multi Unit Charger, Hands Free, Long Range, Rugged 2 Way Radios 6 Pack for Adults School Church
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The 5 Best Walkie Talkies
Retevis RT29 Walkie Talkies Long Range UHF 10W 16CH Two Way Radios(2pcs)