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..
EQUIPMENT INTERFACE MODULE(EIM): All HVAC equipment is wired to the module. Module receives communication from the wireless devices.
RETURN AIR SENSOR: Works with the Equipment Interface Module to maintain safe indoor temperatures if power is lost at the wireless thermostat. Maintains 62 F for heating and 82 F for cooling.
REDLINK WIRELESS TECHNOLOGY: Powered by RedLINK reliability. No interference with other wireless devices in the home.
Wireless Microphone System, Phenyx Pro Quad Channel Cordless Mic Set with Metal Handheld Mics, 4x40 Channels, Auto Scan, Long Distance 328ft, Ideal for DJ, Church, Outdoor Events (PTU-7000A)
PREMIUM WIRELESS PERFORMANCE: 4 channel UHF wireless microphone system with selectable frequency. Channel 1: 538.3 - 550Mhz (40 channels). Channel 2: 554.8 - 566.5MHz. Channel 3: 571.3 - 583MHz. Channel 4: 587.8 - 599.5MHz. Employs PLL frequency synthesized technology to provide hassle-free sound transmission, minimum dropouts, and maximum feedback rejection. Smooth and quick IR synchronization. Long range operation of 290ft – 328ft line of sight.
STURDY BUILD, MULTICHANNEL MULTISET FEATURE: Sturdy metal builds for the wireless receiver and cordless mic. The cardioid dynamic cartridge is engineered for clear robust optimal true sound. The multichannel feature enables users to select different frequencies when preset frequency fails, thus ensuring interference-free reliable performance. In a total of 4x40 channels, allowing up to 40 systems to be used at the same time. Ideal for church, wedding, karaoke, DJ gigs, public speaking, etc.
AUTO SCAN FEATURE AND ANTI-INTERFERENCE FEATURE: UHF microphone system equips with auto scan function, which enables the system to search for the least interference channel to pair up with transmitters. It also has one 1/4’’ mixed output and 4 XLR separate outputs. 4 antennas design increases anti-interference abilit....
XTUGA IEM1100 UHF Single Channel in Ear Monitor System Selectable Frequency Wireless Professional in-Ear Monitor System Ideal for Stage, Studio, Exhibit, Lecture, Speech
WHOLE METAL UHF WIRELESS IN EAR MONITOR SYSTEM - UHF band Phase lock PLL,Among the band of 32MHz,the preset 40 frequencies can be arbitrary switching.Kit includes audio system transmitter, digital belt-pack receiver, in-ear headphones,power,adapter,antenna,user manual,cable line and carrying case.
COMPACT AND WIRELESS - In ear monitor and receiver system offers tabletop stage monitoring.Wireless system enables users to move freely on the stage and a wireless range of up to 250 feet.and the frequency rang is 550MHz-580Mhz.Also improve the signal-to-noise ratio of the dynamic range so that the system has the best anti-interference to show the perfect original sound again.
DESIGN FEATURES(APPERANCE AND DISPLAY) - With a clear digital LCD front panel display for at-a-glance monitoring on the receiver.With power and RF receiving Indicator lamp. It using two AA batteries and efficient power circuit,long service time.Black carrying case for safe-keeping.
POWERFUL COMPERFUL FEATURES - This in ear monitor system has powerful compatibility features that one transmitter can connect multiple receivers.Meet your group needs and multiple application needs.Ideal for on stage performance, studio recording, exhibit, lecture, instruction, speech, etc.
IEM1200 Wireless in Ear Monitor System 2 Channel 2/4 Bodypacks Monitoring with in Earphone Wireless Type Used for Stage ，Studio and Church (2 Bodypacks)
UHF WIRELESS IN EAR MONITOR SYSTEM-UHF band Phase lock PLL,Improved comprehensive performance, anti-frequency drop, anti-series frequency. Frequency range: 550 MHz-580 Mhz. In the 32MHz frequency band, the preset 40 frequencies can be switched at will. The dynamic expansion circuit greatly improves the signal-to-noise ratio.
USED IN STAGE PERFORMANCE AND SOUND BROADCASE-Built-in Limiter circuitry eliminating distortion under excessive input levels. Front panel 1/4-inch stereo monitoring has the headphone jack.Used in stage，it can replace traditional comples sound monitoring equipment,achieve admirable listening effect.
DESIGN FEATURES(APPERANCE AND DISPLAY)-XTUGA in ear monitor system with elegant liquid crystal display panel and LCD display low-battery indicator on the receiver.With power and RF receiving indecator lamp. It using two AA batteries and efficient power circuit,longservice time.The metall housing makes it sturdy and durable..
WIRELESS RANG AND FREQUENCY RANG-IEM1200 in ear monitor wireless and receiver system offers tabletop stage monitoring with a wireless range of up to 300 feet,THE normal can be 250FT-350F.Also improve the signal-to-noise ratio of the dynamic range so that the system has the best anti-interference to show the perfect ....
Telephone Intercom, 433Mhz Wireless Intercom System Calling Intercom Secure Interphone Handsets Extendable for Warehouse Office
Wireless Intercom System: Door Phone Intercom System, no telephone wires needed, built-in rechargeable battery, works with or without electricity power, standby time 30 days. Save your phone bills..
Plug & Play: Simple to use. Can be placed on desk or mounted on any surface, horizontally on wall surface or vertically on any flat surface..
Barrier Free: Clear two way communication and has an impressive 100 meters within building and 500 meters in the open field without barrier and long distance reception transmission..
High Performance: Clear Voice and Secure Digital Communication. 433MHz working frequency, anti-interference signal..
