Best Long range Communication

BAOFENG GM-15 Pro GMRS Radio(Upgrade of UV-5R),NOAA WeatherReceiver & Scan Radio Rechargeable Long Range Two Way Radio with USB-C Charger AR-771 Antenna

...ily add new channels and change settings on the go by the PC and keypad menu programs, 154 Privacy Codes (50 CTCSS codes/ 104 DCS codes) ,Reduce interference..
【GMRS Repeater Capable&DIY CH Extended】GM-15PRO is also equipped with 24 customizable repeater channels,GMRS Repeater Capable,able to expand the range of communication distance transmission and enhance the signal.
【NOAA Weather Alerts & Scanning Receiving】With 11 NOAA Channels+feature 250 memory channels,Designed to receive emergency warnings of various life-threatening weather events , for you to get full preparation advance.
250 memory channels,Radio allows you to receive and scan on UHF & VHF channels in either CH/VFO mode, not just limited to GMRS channels..
【2-Charging Methods Optional】Each Radio equippend with USB-C Charger Cable+US Charger +1500mAh Battery,you can easily charge it from power bank、PC、car、wall、laptop and any usb slot. .
【AR-771 High Gain Antenna】In addition to the original Baofeng antenna, we also gave away a AR-771 soft antenna to increase the communication distance and make your conversation smoother..
【Long Range Communication】 Multifunctional Use,with SOS alarm, flashlight, VOX-Hands Free etc practical features,The GMRS Radi....

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Ham Radio GV-88 Dual Band Handheld Ham Radio, High Power Amateur Radio HT, Long Range Two Way Radio with 1400mAH Rechargeable Li-ion Battery, Compatible with BAOFENG UV-5R, BF-F8, UV-82 (1 Pack)

① FCC Certified: Fully in compliance with the FCC part 15B and part 97 regulations. FCC ID: POD-ADB5..
② Frequency Range: VHF: 136MHz-174MHz. UHF: 400MHz-480MHz..
③ Long Range: Greaval G-88 radios support up to 15 miles communication range in open fields, provide 1-3 miles communication in built-up areas or obstructed conditions..
④ Versatile Radio: Brighter & Larger LCD display than UV-5R, 7 levels of backlight intensity, easy to read. 200 channels, fast scanning function, busy channel lock-out(BCLO), OFFSET(frequency offset for repeater access), VOX hands-free function, TOT, squelch adjustment, dual watch, LED flashlight and alarm function for emergencies, option for repeaters achieves long range comminications..
⑤ Warranty: We provide 30-day hassle-free return, 18-month warranty on the main unit, and 12-month on the parts as well as 6-month free replacement on the battery pack..

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Wireless Intercom System Hosmart 1/2 Mile Long Range 7-Channel Security Wireless Intercom System for Home or Office (New Version) [4 Stations Black]

Individually Function and Easy Using: Powerful and Individually Function, Monitor, Talk, VOX(Voice Operated Exchange), Group call function. Monitor function can monitor 24 hours at once. Group function (conference call) can call all the stations in the intercom system..
Voice Crystal Clear and Secure Digital Communication: Duo to anti-interference signal technology and secret digital channel, the wireless intercom system works perfectly for you in any place, secure digital communication, connect ability to our walkie-talkies and wireless intercom doorbell system..
Wide Using Range and Support by Power Bank: This wireless intercom system can use in a wide range, homes, offices, etc. It can support by a power bank (5V 1A) so you can take devices to any place you want. And it can work with other brand devices by the same digital channel code..

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Wireless Intercom System Hosmart 1/2 Mile LONG RANGE 7-Channel Security Wireless Intercom System for Home or Office (New Version) [3 stations Black][NOT WIRELESS CHARGER]

Individually Function and Easy Using: Powerful and Individually Function, Monitor, Talk, VOX(Voice Operated Exchange), Group call function. Monitor function can monitor 24 hours at once. Group function (conference call) can call all the stations in the intercom system..
Voice Crystal Clear and Secure Digital Communication: Duo to anti-interference signal technology and secret digital channel, the wireless intercom system works perfectly for you in any place, secure digital communication, connect ability to our walkie-talkies and wireless intercom doorbell system..
Wide Using Range and Support by Power Bank: This wireless intercom system can use in a wide range, homes, offices, etc. It can support by a power bank (5V 1A) so you can take devices to any place you want. And it can work with other brand devices by the same digital channel code..

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ChunHee Intercom Wireless for Home Wireless Intercom System for Business Long Range Rechargeable-Suitable for Commercial/Construction/Warehouse Worker/Industrial Factory/Docks 4 Pack

Long-Range communication- Walkie talkies long-range can reach 3 miles 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 0.6-1.5 miles in most cases. The actual distance depends on the obstruction of the current environment..
Barrier-free communication- Digital radio technology makes it have better anti-noise performance against radio signals, and it can be used at long distances even under harsh conditions..
All Situation Guard- Walkie talkies fit indoor and outdoor usage,such as in Construction sites, manufacturing, education, office building, etc..
Lightweight and compact- Small size and lightweight, Hard and durable shell, drop-proof, Rainproof..
Suitable for multiple scenes- These Handheld two-way radio transmitters are suitable for hotel management, villas, restaurant kitchens, outings, Outdoor mountain climbing, construction sites, factory warehouses, car driving, cruise ships, school, churches, retail stores and supermarkets, security personnel, construction personnel, safety maintenance personnel..

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Motorola MBP140 Wearable Audio Baby Monitor

Lightweight, Wearable Parent Unit with Two-Way Communication, and Volume Control.
Plug and Play Baby Unit with Night Light, and High Sensitivity Microphone.
Up to 990ft Range (Any obstruction between parent and baby units will reduce the range significantly).
Parent Unit contains Rechargeable Battery.
Out-of-Range Alert and Low Battery Alert.
Motorola is America's #1 baby monitor brand in America (2017 revenue data)..
Pairing can be affected by other devices in range, the device being used as well as any obstructions in the range of communication.

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Pulse Generator, DROK 2pcs LCD Display PWM Frequency 1Hz-150kHz Duty Ratio 0-100 Percent Adjustable Square Wave Rectangular Wave Signal Generator Board

DROK pulse generator module operating voltage range is DC 3.3-30V, adjustable pwm frequency range is 1Hz-150kHz, adjustable duty ratio range is 0%-100%..
Application: it can be used as a square wave signal generator, generate square wave signal for experimental development.
generate square wave signal to control the motor driver.
generate adjustable pulse to control the relevant circuit (PWM dimming speed application etc)..
High Frequency Resolution: frequency in range 1Hz~999Hz, display resolution is 1Hz.
range 1.00kHz~9.99kHz, display resolution is 0.01kHz.
range 10.0kHz~99.9kHz, display resolution is 0.1kHz.
range 1kHz~150kHz, display resolution is 1kHz..
TTL Level Communication: the frequency meter is designed with single-chip TTL level communication, communication standard is 9600 bps..
LCD Display: the blue LCD clearly displays frequency and duty ratio, PWM output can set frequency and duty ratio independently..

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Spy Gear - Ultra Range Walkie Talkie

Ultra Range Walkie Talkies keep team operatives in communication up to a distance of 2 miles (3.2km) away!.
The click-and-hold communication button allows operatives to easily communicate with one another.
The high-tech design of Ultra Range Walkie Talkies delivers an authentic spy experience.
Spy Gear's Ultra Range Walkie Talkies are designed for Secret Agents ages 6+ and require 6 AAA batteries for operation.
Includes: 2 Ultra Range Walkie Talkies, 1 Instruction Guide.

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Retevis RA18 Walkie Talkies for Kids, Toy Walkie Talkie with LCD 22 CH Flashlight Hands Free Holiday Toy for 6-12 Year Old Boys Girls, Christmas Birthday Gifts Skiing Camping(2 Pack, Green)

durable and environmentally friendly material small and lightweight(only 79g).
22 channels and 99 CTCSS/DCS which can minimize the possibility of sharing the same channel with others.
Long range walkie talkies with stable signal.
long range conversation in the open place is also very clear.
very helpful in your kids’ outdoor adventure.
VOX function allow hands-free communication.
One to one or one to many communication function.
if the frequency and sub-audio frequency of the walkie talkies are the same.
the walkie talkies can talk to each other.

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