Best Order Communication System

TotGuard Electric Bike, 27.5\ Electric Bike for Adults 500W Ebike 21.6MPH Adult Electric Bicycles Electric Mountain Bike,48V 10Ah Removable Lithium Battery,Shimano 21S Gears,Lockable Suspension Fork

  • 【Before You Buy】The KUTENG ebike controller uses the KT communication protocol, which is only compatible with KT brand display (KT-LCD3 LCD4 LCD5 LCD6 LCD7 LCD8). Please check your controller nameplate before placing an order..
  • 【Consistent Quality】The controller board is very stable, using 9 stable Moss tubes, which can withstand a maximum current of 22A in a short time. When the temperature is too high, the controller will cut off the current to protect the safety of the entire system..
  • 【Good Heat Dissipation】The controller shell is made of aluminum alloy with grooves, and the good heat dissipation can protect the wires from damage and avoid thermal overload..
  • 【Clear Connectors】 Each connector has its own characteristics, reducing confusion during installation. We've included pictures of each plug's name for your convenience..
  • 【Wide application】 This electric bike brushless motor controller is suitable for 36V/48V 500W mountain road bikes, electric scooters, etc..
  • 【Logistics & warehousing】 We use Amazon's warehouse and logistics, your order will be shipped to you through Amazon's nearest warehouse.
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Bcom WiFi Video Door Phone 7 inch 4 Wired System App Remote Support AHD 720P Outdoor Camera with 32G TFT Card IR Unlock Motion Detection Dual-Way(Factory Direct)

  • ...lease note the wifi video intercom system does not mean you don’t need wire any cable.The monitor support WIFI network,but the indoor monitor and doorbell is Wired, which make sure the power,the video work stable and you can extend longer distance. (it usually support 50-70m distance)..
  • ★【Available for Two-Way Communication】It supports communication between indoor monitor and outdoor camera, but also supports communication between monitor and monitor.【Support 2 call panel 6 indoor monitor 2 camera (CVBS/AHD/IP) 2 PIR,Support IOS、Android phone, Support Max. 32G SD card】..
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AHR RUN-F Full Face Dual Visors Motorcycle Helmet with Bluetooth Headset DOT

  • [Full Protection & Communication System]: AHR RUN-F Full Face Helmet with Bluetooth Headset provides full protection to your head from potential impact & offers a hands-free communication system, bringing a safe & convenient ride for you.
  • Suitable for daily rides, ATV, motocross or dirt bike, etc.
  • [Safe & Comfortable Helmet]: Helmet features impact resistant & lightweight ABS shell with high-density EPS liner can absorb impact & shock.
  • Ventilation opening system for cool & comfortable riding.
  • Streamlined aerodynamic design for reducing wind noise & drags.
  • [Dual Visor Helmet]: Helmet features dual visor design: wide visual field clear visor provides strong protection from impact or wind, while the inner sun shield visor blocks the sun to protect your eyes.
  • Removable & washable liner & cheek pad for easy cleaning.
  • [5.0 Bluetooth Headset]: Bluetooth 5.0 supports 2 riders' intercom at the same time with the highest ideal speed of 120 mph & the longest distance up to 1093 yards.
  • With CVC noise control technology to cut down background noise & reduce acoustic echo.
  • [Multi-functional Headset]: Bluetooth headset supports answering, dialing, rejecting, hanging up or auto-receiving calls and handles seamless switching among phone ....
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Philips Portable Boombox CD Player Bluetooth FM Radio MP3 Mega Bass Reflex Stereo Sound System with NFC 12W USB Input Headphone Jack and LCD Display

  • Stream music wirelessly via Bluetooth from your smartphone- Bluetooth is a short range wireless communication technology that is both robust and energy-efficient. The technology allows easy wireless connection to iPod/iPhone/iPad or other Bluetooth devices, such as smartphones, tablets or even loptops. So you can enjoy your favorite music, sound from video or game wireless on this speaker easily..
  • One-Touch with NFC-enabled smartphones for Bluetooth pairing- Pair Bluetooth devices easily with one-touch NFC (Near Field Communications) technology. Just tap the NFC enabled smartphone or tablet on the NFC area of a speaker to turn the speaker on, start Bluetooth pairing, and begin streaming music..
  • Bass Reflex Speaker System delivers a powerful, deeper bass- Bass Reflex Speaker System delivers a deep bass experience from a compact loudspeaker box system. It differs from a conventional loudspeaker box system in the addition of a bass pipe that is acoustically aligned to the woofer to optimize the low frequency roll-off of the system. The result is deeper controlled bass and lower distortion. The system works by resonating the air mass in the bass pipe to vibrate like a conventional woofer..
  • Play MP3-CD, CD and CD-R/RW- MP3 stands for "MPEG 1 Audio layer-7.6 ....
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Cooper & Hunter 5 Zone 9000 9000 12000 12000 12000 BTU Multi Zone Ductless Mini Split Air Conditioner Heat Pump Full Set with 25ft Installation Kits

  • Cooper & Hunter High Efficiency 48,000 BTU Multi Zone Outdoor Condenser 22.4 SEER, 230V, with (5) Wall Mount Air Handlers 9,000 BTU, 9,000 BTU, 12,000 BTU, 12,000 BTU, and 12,000 BTU.
  • WiFi Ready (additional adapter required but not included), ETL Intertek Approved, AHRI Certified.
  • Pre-charged with refrigerant and ready for installation: 25ft copper line set, communication wires, and drainage extension included with your order. This is not DIY system and professional installation is required..
  • Works for heating with ambient temperature up to -13F°. Whisper Technology for Quiet Operation, Great for Bedrooms, Additions, Living Rooms and Commercial Applications..
  • You are well protected by a 7 year warranty on the compressor, a 5 year parts warranty and smart, U.S.-based experienced technicians should you ever need assistance. Professional installation is required..
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Bcom 7 inches WiFi Home Security System 4 Wired Video Intercom System 720P Doorbell with Monitor and Camera with 16G TFT Card Night Vision Unlock Remote Motion Detec Dual-Way Audio Support Tuya APP

  • ...lease note the wifi video intercom system does not mean you don’t need wire any cable.The monitor support WIFI network,but the indoor monitor and doorbell is Wired, which make sure the power,the video work stable and you can extend longer distance. (it usually support 50-70m distance)..
  • ★【Available for two-way communication】It supports communication between indoor monitor and outdoor camera, but also supports communication between monitor and monitor.【Support 2 call panel 6 indoor monitor 2 camera (CVBS/AHD/IP) 2 PIR,Support IOS、Android phone, Support Max. 32G SD card】..
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9V 1A Rechargeable Lithium Battery UPS Mini Size uninterrupted Network Emergency DC/DC Back up UPS, uninterrupted Monitoring for Security Products, Router, Modem and LED with 4000mAH Backup Battery

  • It is designed to provide emergency power backup to all kinds of DC power equipments such as routers, modems, set-top boxes, VOIP phone systems, surveillance systems, alarm systems, personal communication systems, radios, Bluetooth devices, smart cards and many other critical telecom equipments.
  • 9V ROUTER MINI UPS has perfect overcharge, over discharge, overcurrent and short circuit protection function. This mini ups not included adapter,but we also sell 12v 2a UL listed ac dc power adapter on amazon, this product come with 3 jack adapters for choice..
  • Mini Ups with back up battery(not included adapter!!!) which can store power.
  • It can provide hours of operation during power failure at a low price vs a traditional UPS. Mini Ups with back up battery which can store power..
  • Smart 9V mini dc ups widely use for fingerprint attendance machine, Fire safety system, security monitoring system, wireless camera, CCTV camera ,personal treatment system,Door security system, personal data assistant, emergency lighting, Alarm system, personal communication systems, radio, digital cameras, camcorders, video camera, Bluetooth devices, CD players, MD players, portable DVD, MP3 players, smart cards..
  • Battery cell certification: CB,CE,UL,UN38.3,BIS,KC,MSDS,ROHS,CQC,SGS,EMC ....
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FlySky FS-i6X Transmitter and FS-X6B 6 Channel 2.4GHz Receiver Radio Remote Control Combo for Airplane Helicopter Quadcopter Drone

  • AFHDS2A system has the automatic identification function and built-in multiple channel coding and error-correction,which improve the stability of the communication,reduce the error ratio and extend the reliable transmission distance..
  • Bidirectional Communication Capable of sending and receiving data, each transmitter is capable of receiving data from temperature, altitude and many other types of sensors, servo calibration and i-BUS Support..
  • Works in the frequency range of 2.405 to 2.475GHz.This band has been divided into 142 independent channels,each radio system uses 16 different channels and 160 different types of hopping algorithm..
  • Delivery Time 7-20 days - Fastest WorldWide Shipping in RC Category. SAME DAY SHIPPING! Choose RtfKit Store if you don`t want wait..
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V-Force Grill 2.0 Thermal Paintball Mask Goggle - Black

  • The Meanest looking goggle system - Now improved with extra features while retaining all the innovations that made this mask the fastest most....
  • Universal Anti Fog Thermal Lens - Same lens system as original Grill.
  • New Visor Design - Easier and faster snap-in system.
  • Redesigned Venting - For breathability and clearer communication.
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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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