SI4463 wireless module E10 series user manualCopyright ©2012–2017,Chengdu Ebyte Electronic Technology Co.,Ltd.51.3.3. Recommended operating frequencyModel Min Typ Max Unit RemarksE07 (M1101S) 387 433 464 MHz● To work within the recommended frequency can assure the modulesto meet all the parameters;● It is recommended to avoid the crowded integral frequency such as433.0MHz, 868.0MHz, 915MHz etc.E07 (868MS10) 850 868 880.5 MHzE07 (915MS10) 900 915 925.5 MHzE07 (433M20S) 425 433 450.5 MHzE07 (M1101D-TH) 387 433 464 MHzE07 (M1101D-SMA) 387 433 464 MHz1.4. Tested DistanceModel Min Typ Max Unit RemarksE07 (M1101S) 900 1000 1100 m ● The external antenna used is of 2.5dBi gain and vertical polarization.The height is 2.5 meters;●The interval between each data packet is 2s, sending 100 packets with30 bytes in each packet, the range at data lose rate of lower than 5% isvalid range;●In order to obtain meaningful and reproducible results, we conductedthe tests in clear air with little electromagnetic interference at suburbareas;●Distance may be shorter with interference or obstacles.E07 (868MS10) 900 1000 1100 mE07 (915MS10) 900 1000 1100 mE07 (433M20S) 900 1000 1100 mE07 (M1101D-TH) 540 600 660 mE07 (M1101D-SMA) 900 1000 1100 m