Commonly used short-range wireless transmission there are many ways: 1) CC1100/NRF905 433MHz wireless transceiver module 2) NRF2401 2.4GHz wireless transceiver module 3) Bluetooth module 4) Zigbee wireless module family 1/2/3 above modules, a probably hundreds of dollars, add up to a hundred pieces, 4 more expensive, single- One hundred dollars and must 315M remote control module used a lot cheaper, send and receive a set of Taobao and sold 8 Money. This module uses a very wide range, such as remote control switch/car/access control/security, etc., mostly with 2262/2272 codec chip switches. If you can use 315M module for data transmission Transmission, transparent serial data transmission, wireless data transmission that would be the cheapest way.

廉价的无线数传模块.pdf

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