Retevis RB48 Heavy Duty Walkie Talkies, Waterproof Two Way Radio, Advanced Triple Proof, 2000 mAh, Emergency Alert, 2 Way Radio Long Range for Job Site (4 Pack) Yellow

4400mAh large capacity battery helps to prolong battery life; the 300-hour standby time means that the walkie talkie can last about a month on 1 charge; there are also automatic power saving function and low battery alarm function
Charging via a 2-in-1 USB-C cable makes it really convenient for the users; you can charge the walkie talkies through the wall charger port; such as mobile phone; laptop and car; this makes it very convenient for you to charge during outdoor atv riding; camping and sports competitions
Nice ruggedness and durability for long time use; heavy-duty 2 way radio has texture and weight when it is held in the hand; even falling carelessly is also a small friction and scratch; compact enclosure can also prevent small raindrops and dust

NR30 can talk directly with itself; if you need compatibility with other radios; please make sure that the radios have the same frequency and CTCSS/DCS; need firmware support you can contact us via Amazon email
One key to increase the distance; high power walkie talkies; when the existing distance and power cannot meet the demand; only by adjusting the side key, you can switch to a higher power to achieve a longer distance; press and hold PF1 for 3 seconds to switch to three power levels; one beep represents low power; two beeps represent medium power; and three beeps represent high power; long range communication; Retevis NR30 walkie talkies offer reliable communication even in remote areas
IP67 waterproof rating; Retevis NR30 2 way radios are built to withstand even heavy rain or all kinds of bad weather; ensuring durability and longevity

Pocket size and the light weight is a huge advantage; lightweight; thin like a cellphone; easy to carry
The unique design of the belt clip; it can be quickly removed and installed; it is effortless to use; it can also open the VOX hands-free call on the waist and release both hands
USB charging method; USB plug can provide power to the radio in various ways; Fast charging; automatic power saving function and low battery reminder will extend battery life

【Two way Radio】FCC ID :2BAS7-G1PRO .Gaswei G1pro walkie talkies have 22 FRS channels plus 99 sets of CTCSS tones (privacy codes),The continuous tone-coded squelch system gives you up to 2178 combinations to help block other conversations.one-to-one or one-to-more communication function allow more walkie talkies to communicate on the same channel.
【VOX-Hands Free Function】Walkie talkies for adults have easy voice and sound activation transmission (VOX) with 3 sensitivity levels for hands-free operation.you can keep in touch with friends and families at any time when you camping adventure or in a crowded supermarket.
【 Long Distance Walkie Talkies】Walkie talkie can reach 3-6 miles communication range in open areas such as rural areas, suburbs or seaside, etc. where there is no shelter. If in cities or towns, walkie talkies can reach 2-3 miles. Adverse weather, car(Iron material), voyage and buildings will affect the range. The actual distance depends on the obstruction of the current environment.

The updated 3.0 version of H-777 has a more compact body and a shorter antenna design; you can easily put it in your pocket or wear it on your belt
Crystal sound; more powerful audio output to ensure clear reception in indoors or outdoors;ergonomically designed body size;it can be easily held by both adults and children
Rechargeable walkie talkies; 1000 mAh rechargeable lithium battery; supports 10-12 hours of frequent use

True High-power 2 way radios features strong penetration and keep the sound transmission real; high gain antenna expanded the instant communication distance
Built in 3000 mAh rechargeable li-ion battery; sustainable use of 12-24 hours when fully charged which meet the needs of standard shifts; low-battery alert will remind you to charge it in time
RT1 high power radios; specifically designed for large commercial environments; channels are pre-set with CTCSS DCS to reduce unnecessary transmissions and therefore cannot talk directly to other brands of radios; if you need to talk to other brand walkie talkies; please contact us via Amazon mail; we will offer firmware for you