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FSK模塊，頻率433M，雙向收發(fā)一體模塊，A7139芯片方案無線射頻模塊，超長距離擴(kuò)頻通信，抗干擾性能強(qiáng),高接收靈敏度,空曠距離1.2km

READ/WRITE HEAD; 13,56 MHZ; DATA

FSK無線收發(fā)模塊，頻率433MHz，靈敏度可達(dá)-114dBm，遠(yuǎn)距離空曠1800米

Antenna, 66089, 6Mm, 866Mhz, U.fl; Antenna Type:-; Frequency Min:866Mhz; Frequency Max:866Mhz; Antenna Mounting:cable; Gain:-; Vswr:1.7; Input Power:-; Input Impedance:50Ohm; Antenna Polarisation:omni; Product Range:-; Svhc:no Svhc Rohs Compliant: Yes

READ/WRITE HEAD; 13,56 MHZ; DATA

FSK無線收發(fā)模塊，頻率433MHz，靈敏度可達(dá)-121dBm，遠(yuǎn)距離空曠1800米

433MHz接收模塊微功耗,高靈敏度,遠(yuǎn)距離300米,接收靈敏度-112dBm,ASK調(diào)試

RFID READER ID-20LA (125 KHZ)