Reviews Digital Communication Application

COTRE DMR 2 Way Radio - Digital&Analog Business Walkie Talky for Adults, Up to 2W Long Range Walky Talky, Automatic Backlight LED Screen, 30H Standby Time, 2 Charging Mode

  • Clear and Stable Communication - COTRE DMR radio has 32 channels certified by FCC with 121 sets of CTCSS (Continuous Tone-Coded Squelch System) PRIVACY CODES, digital coding and more channel options fully guarantee the stability of the walkie-talkie in the communication process. It supports multiple digital formats of analog and digital (DMR/ PDT/ ADR)..
  • Up to 30h Standby Time - traker, The walky talky with a large-capacity 1450mAh lithium battery can work for up to 30 hours in power saving mode, which fully meet your needs. And it only takes less than 5h to be fully charged quickly, saving your precious time..
  • Long Distance Transmission - COTRE digital radio can reach a maximum transmission distance of 5KM in a barrier-free environment. Two types of power (high power 2W, low power 0.5W) can meet your different communication distance requirements..
  • Clever and Sturdy Screen Design - The digital walky talky uses an LED screen with automatic backlight function. The one-piece design makes the extinguished screen look the same as other parts of the casing, and it is stronger and more durable than other glass or plastic screens..
  • Suitable for Various Scenarios - Retail, hotel, restaurant, medical, education, manufacturing, public utilities... This digital walk....
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allsun Automotive Dwell Meter Digital Multimeter Autoranging TRMS 5999 Counts ACA/DCA Max.20A for RPM Dwell Angle Pulse Width Tach Temperature Duty Cycle Data Hold Test,Meter to PC

  • ...ich have both autorange mode and manual range mode.When the meter is in autorange mode, "AUTO" is display. Auto back-light, and auto shutdown function make it easier to troubleshoot the automotive and electrical problems. Magnetic attachment on metal surface, Hanger, Kickstand to set your hands free..
  • 【METER-TO-PC COMMUNICATION】Dwell tach meter, you can use the supplied data cable and the communication application to transfer the measurement readings to a computer in real-time mode through the USB interface.These readings will be displayed on the computer in several forms and can be stored as a file..
  • 【DURABLE & SAFE】The autorange digital multimeter has overload protection on all ranges. The rubber sleeve on the outside of the multimeter provides additional drop protection and withstand daily work wear. Anti-dropping rubber design prevent the digital engine tester from accidentally falling..
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Maxmoral DIY Fruit Battery-Potato Alarm Clock for Primary Student Science Experiment

  • Apple, orange, pineapple, potatoes, etc., can be made into fruit battery..
  • This kit includes a digital clock, zinc and copper strips, a number of wires.
  • three potatoes are all that's needed to create a working clock.No batteries required..
  • Application: intellectual development, hands-on brain, interest training, parent-child communication, interactive toys..
  • Operating steps: First kneading the fruit to make it more loose so that the water flow more fast, plug in the two electrodes, connect the wire, install the diode or electronic clock on it..
  • Warm prompt: There are some smaller parts, Prevent the child from swallowing. Suggestion age,over eight years of age..
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COTRE 4 Watts Two Way Radio (430~470 MHz UHF), Ham Radio, Walkie Talkie Digital/Analog Mode, Ham Radio Handheld, 1.77 Inch Color LCD Display, IP65 Waterproof

  • 【Long Range with Clear Communication】- It supports analog UFH frequency band (430~470 MHz) and DMR digital operation mode, and can support long-distance communication up to 4.35 miles. Don't worry about communication problems when you are in remote areas, just turn on the walkie-talkie to deliver clear voice messages to your partners. The 1.5 watt high-power speaker makes the call clearer and louder..
  • 【The Latest Digital A6 Chip】- This walkie-talkie is equipped with a smart wireless SOC chip, which supports easy switching between digital mode and analog mode. By programming the walkie-talkie, you can also use more rich functions, such as emergency call, recording, power saving, timeout timer, voice control, sending SMS and other functions..
  • 【Large and Bright 1.77 Inch Color LCD Display】- This professional digital walkie-talkie has a 1.77-inch color display and more than 20 buttons. It looks like a mobile phone, but its signal is much stronger than that of a mobile phone, and it can deliver clear communications in some remote areas..
  • 【IP65 Dust and Water Proof】- It uses a newly designed body material with IP65 dustproof and waterproof technology, so that it can work well even in rainy days.In addition to the sturdy appearance, the walkie-....
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Ruida CO2 Laser Controller RDC6445G-Support LightBurn for CO2 Laser Engraving Cutting Machine US Stock

  • [Software] Inside the Ruida RDworks software,it also supports LightBurn. Popular in 6090 1390 CO2 Laser..
  • [Multi-language] English,France,German, Russian,Spanish,Portuguese,Korean,Turkish..
  • [Free returns]30-day free returns, Remote technical support,24 hours messages reply. Ship from Two USA warehouses..
  • [Application] Two independent and adjustable digital laser power control interfaces, which can be used to control glass tube laser power and RF-laser..
  • [Features]4-axis Laser Engraving,10/100MHZ Ethernet or USB 2.0,communication mode is automatically checked..
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Teyleten Robot GY-291 ADXL345 Digital 3-Axis Acceleration of Gravity Tilt Module IIC SPI for Arduino 3pcs

  • Brand new original ADXL345 chip, quality assurance.
  • According to the 16-bit two's complement format, it can be accessed through the digital interface SPI (3-wire or 4-wire) or I2C.
  • ADXL345 is very suitable for mobile device applications. It can be used for tilt sensing applications while measuring static acceleration of gravity,....
  • With high resolution (13 bits) measurement up to ±16g. The digital output data is in 16-bit two-valued complement format, which can be passed through....
  • Communication method: IIC / SPI communication protocol.
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Makeup mirror 50100W Pedal Generator DC Output 135V Dual USB Fast Charge Output Hand Crank Generator, Fitness Electric Trainer Spinning Bike

  • Structural display]Structural display: All metal gears are used inside, quiet belt drive, low noise. 50W/100W disctype ironless generator, dual USB fast charge output, equipped with DC135V output interface.
  • [Fashionable and beautiful]: Exclusive sports artifact for lazy people, charging breathing light display, dual USB fast charging ports, DC 135V charging ports.
  • [Sports and entertainment are not wrong]: Leisure time, office can exercise and recharge. Sports are also very fashionable. You can also charge and play with your mobile phone while exercising, making it easy to lose weight anytime, anywhere!.
  • [Application range] Mainly suitable for lowpower communication stations, walkietalkies, laptops, satellite phones, mobile phones, cameras, digital cameras, portable mobile TVs, power tools, various measuring instruments, power supplies or batteries and other portable products. Can directly charge Liion, NiMH batteries, leadacid batteries, etc.
  • [Scope of application]: Very suitable for swimming pools, beaches, fishing, camping. Convenient and compact in emergencies and power outages, there are many uses from emergencies to ordinary radiation that can charge mobile phones.
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HiLetgo MEGA2560 ATmega2560-16AU Sensor Shield Sensor Expansion Board V2.0 with Bluetooth SD Card APC220 Wireless RF Ultrasonic Sensor Communication Interface

  • This MEGA Sensor Shield V2.0 dedicated sensor expansion board assembly market a variety of advantages in one of the expansion board design, PCB Immersion Gold processing technology..
  • Board not only all digital and analog interface to the steering gear line order form extended out, but also ad hoc Bluetooth module communication interface, SD card module communication interface, APC220 wireless RF module communication interface, and RB URF v1.1 ultrasonic sensor interface, independent expansion a more easy and convenient..
  • For beginners, do not have to worry about cumbersome and complex circuit connection, will simplify this circuit sensor expansion board in the true sense, it can often be easily connected with the sensor..
  • A sensor requires only a general 3P sensor cable (regardless of digital cable and analog cable), complete the circuit connection, the preparation of the corresponding program downloaded to MEGA controller reads the sensor data, or receive wireless module back pass data through the arithmetic processing, the final easy to complete your own interactive works..
  • Sensor Shield allows you to connect to various modules like sensors, servos, relays, buttons, potentiometers..
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Retevis RT72 Long Distance Walkie Talkies, Digital and Analog Dual Band Two Way Radio,SMS 4000CH 1800mAh Digital Walkie Talkies 250 Zone Group Call(1 Pack)

  • Fully equipped dual band dual watch dmr walkie talkies long range.
  • you can easily operate the walkie talkie in VFO mode.
  • 130000 contacts support you more options for communication.
  • quickly edit text messages and one-key dialing can can save your time and easily communicate with your friends.
  • Dual time slot digital and analog walkie talkie.
  • it can communicate with other walkie talkies through a transceiver, which can further expand the communication distance.
  • Digital 2 way radio with large color display.
  • almost all function settings can be realized through the keyboard.
  • 1800 mAh battery can ensure your normal use outdoors.
  • the power saving function can increase its battery life.
  • Single work and digital alarm function can meet your needs in various dangerous work.
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Walkie Talkies - COTRE DMR Digital/Analog Two Way Radios, Long Range in Town(430-470Mhz UHF), Better Communication & Clearer Voice Than Analog Radios, 1936 Channel Options, One-Handed Use, Black

  • 【Long Distance Communication】- COTRE DMR digital two way radio deliver up to 3.72 miles quality communication in town by adopting Digital DMR & Analog UHF band(430Mhz-470Mhz). More crispy sound than analog device. Multi-level SQ to clear interference of buzzing background noise. Low/High power setting to ensure the message sent can go as far as it can..
  • 【More Channel Options】- More channels to choose means less likely others will occupy. More channels available on COTRE E’mei offer you efficiency and privacy in communication..
  • 【Solid Made & Lasting Use Time】- The E’mei DMR two way radio are designed in simplicity. Good to look, yet durable as well. It is able to resist drop from 4ft high, and as the body covers anti-slip plastic materials, it is comfy to hold. The various battery save mode will extend the service time of this walkie talkies up to 15 hours. Enough to support all-day use..
  • 【One-Handed Use】- The palm-size two way radio are compact, slim and lightweight. Easy to operate with one hand. It’s a good solution for outdoor activities like biking, camping, hiking, fishing, etc..
  • 【More Customized Features】- COTRE DMR digital two way radio apply to the specialized software to customized various features. It includes but....
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