Amazon.com: Titan-J 868 MHz RF Power and LNA Amplifier, Signal Amplification up to 10 km : Electronics
1 PC FBP-868s 868MHz Bandwidth 4MHz SAW Band-pass Filter For RFID Remote Control | eBay
AIRBATT OGN filter and preamp 868MHz - AIRBATT - by pilots for pilots
Nooelec - Nooelec SAWbird+ IR - Premium SAW Filter & Cascaded Ultra-Low Noise LNA Module for Iridium and Inmarsat Applications. 1620MHz Center Frequency
The Cube Orange | Flugsteuerung | Dronivo.eu, 280,00 €
868mhz Rfid Remote Control Saw Band Pass Filter, 866 ~ 870mhz, 4mhz Bandwidth - Filters - AliExpress