866 MHz Band pass Filter with 4 MHz Bandwidth Low Noise Amplifier or somewhere a coax-based power

or somewhere a coax-based power path doesn't fit your setup

this LNA blocks DC entirely

430 - 436 MHz                 20 dB

SMA female to 2 X SMA female adapter*1pcs

not unlicensed ISM devices

866 MHz Band pass Filter with 4 MHz Bandwidth Low Noise Amplifier or somewhere a coax-based powerPRODUCT OVERVIEW This is a small, cost effective band pass filter centered at 866. 5 MHz with a typical insertion loss of 3 dB in the pass band. This filter has excellent rejection specifications. Rejection at 400 MHz and 950 MHz for instance, is greater than 40 dB and 50 dB, respectively. The filter has an operating temperature range of 40C to +85C. SPECIFICATIONS Passband 866. 5 + 2 MHz Frequency Typical Attenuation 100 MHz 50 dB 400 MHz 40 dB 800