Retevis RB48 Walkie Talkies for Adults, with G-Type Earpiece, MIL-STD 810H, Advanced Triple Proof, Support VOX, 2000mAh, Emergency Alert, Vibration Reminder, Heavy Duty Two Way Radios(2 Pack)

Advanced Triple ProofIP67 waterproof and dustproof; against 0.1 m dense dust; 2 meters drop-proof; passed 1000 2 meter drops without breaking; designed for harsh conditions ^^ Long Range Communicationup to 300, 000 sq. ft. /25 floors of long distance signal range; provide stable and clear transmission ^^ Rechargeable Walkie Talkie2000mAh battery; provides up to 20 hours of battery life; USB-C charging and charge station; meet various charging methods ^^ Ready Out of the Boxbright yellow design; high visibility; optional roger beep confirms the completion of the user's transmission; silicone button covers for harsh climates and wet environments ^^ Double PTT Buttonsoversized buttons on the front; wearing gloves does not affect use; dual PTT buttons are suitable for different work needs; Key-Lock function eliminates accidental channel changes when activated