Retevis RB23 5W Long Range Waterproof Walkie Talkies (6 Pack) - IP66 Rated, 1800mAh Battery, High Power Two Way Radios with Earpiece & Mic Set - Ideal for Outdoor Adventures, Construction Sites, and Emergency Communication

Retevis RB23 Professional IP67 Commercial Waterproof Walkie-Talkies With an IP67 waterproof and dustproof rating and high power design; the RB23 heavy duty walkie talkies can cover up to a 400,000 sq. ft. or 40+story building, this will ensure your workplace runs smoothly, whether it is in a school, warehouse, construction site, logistics, manufacturing or retail High Power Design RB23 has the highest power allowed by GMRS, which effectively expands the communication coverage in basement and dense building areas, and ensures the reliability of mission-critical voice communication. Features & Benefits Up to 30,000 sq. ft. / 30+floors IP67 dust-proof and water-proof 6-way multi-function charger(Replaceable charging base) Previous page RB23 can be used in a large warehouse environment due to its strong penetration and durability CTCSS DCS minimizes unnecessary transmissions, ensuring efficient and secure regional communication Long standby to meet standard shift requirements Dustproof and waterproof suitable for construction Any teacher and staff can easily use it to keep campus safe around the clock Next page 1 Durability 2 Efficient Talking 3 Long standby 4 Dustproof/waterproof 5 Ease of use The main parameters Size 2.3*1.5*9.4(inch) Battery capacity 1800mAh(18 hours using time) Frequency Range GMRS Channel Number 30(22 regular channels + 8 repeater channels) Audio Distortion <5% Working Voltage 7.4V DC Operating Temperature -20C-+60C Antenna Fixed, non-detachable Do I need a license? Yes, RB23 is GMRS frequency, you need GMRS license, a GMRS license costs only 35, is good for ten years, if you receive a license, any family member, regardless of age, can operate GMRS stations and units within the licensed system How about the distance RB23 is designed for commercial environment and can cover overage for up to 300,000 square foot warehouse or 30+story building, make sure to talk on channels 1-7 or 15-22, these are high power channels Can I remove CTCSS and DCS？ Yes, you only need to connect RB23 to CHIRP, the data cable needs additional preparation Professional 2 Way Radio Retevis RB23 Add to Cart Retevis RT76P Add to Cart Retevis RB75 Add to Cart Retevis RB26 Add to Cart RT29 Add to Cart RT97 Add to Cart Customer Reviews 3.9 out of 5 stars 26 4.5 out of 5 stars 5 4.2 out of 5 stars 23 4.4 out of 5 stars 82 4.3 out of 5 stars 42 4.3 out of 5 stars 89 Price $219.99$219.99 $159.99$159.99 $209.99$209.99 $199.99$199.99 $293.99$293.99 $399.99$399.99 Customer Reviews Distance is quite good Awesome option for emergencies Simple GMRS radios Excellent value — Easy to setup Special Feature Waterproof GMRS Radio Dual standby 4500mAh Big Battery Flashlight High power; Six-way charging Built-in duplexer, Long range Customer Favorite Feature Easy to use Professionally built Great life on the battery Pieces are handy Long range Extend distance Inside Buildings 350,000 square feet(30 floors) 350,000 square feet(30 floors) 350,000 square feet(30 floors) 300,000 square feet(27 floors) 700,000 square feet(50 floors) / Recommended Places Security Hotel Construction Warehouse Factory School Security Construction, Factory Commercial, architecture