Retevis NR30D DMR Two Way Radios Long Range,Noise Canceling,IP67 Waterproof 2 Way Radios,TDMA,2800mAh,Compatible with Motorola,Professional Digital Walkie Talkies for Industrial Construction(2 Pack)

Walkie talkies long range; high power 2 way radio can reach 700, 000 square feet and 50 floors of signal coverage in concrete buildings; fully meeting the long range communication needs of campuses; large hotels; large warehouses; industrial; manufacturing; construction; workshop production etc ^^ Clear sound quality; NR30D two way radio uses DMR technology; unlike analog walkie-talkies; its sound quality does not deteriorate with increasing distance; even at the edge of the signal; the sound quality is still clear; NR30D also has a built-in noise reduction chip that can easily filter out background noise; suitable for campus activities and sports events ^^ Secure communication; NR30D walkie-talkie uses AES256 algorithm to achieve truly secure communication; and is compatible with Motorola DMR walkie-talkies and Retevis RT29D walkie-talkie compatible ^^ IP67 Waterproof walkie talkies; waterproof; dustproof and drop-resistant; heavy duty two way radio test can last for 30 minutes under 1 meter deep water; against 0.1 m dense dust; supports long-term use in complex environments; saves communication costs ^^ Dual mode; NR30D has both digital mode and analog mode; shortcut keys can switch to NR30/NR30S frequency for compatibility ^^ Long Work Time; 2800mAh battery provides up to 15 hours of use time and 70 hours of standby time; standard Type-C charging port and charging base; flexibly charge the walkie talkie to extend its work time; rechargeable 2 way radio enable users to work for a whole day in factories/logistics/outdoor activities without worries; meeting long-term use needs