868MHz Antenna 5dbi Gain SMA Plug Male for Radio Frequency Antenna Signal Repeater/Booster+15cm IPX to SMA 1.13 Cable : Amazon.ca: Electronics
868 MHz 6dB/8dBi RAK Fibreglass Antenna 80/110 cm, with 3 Metre Extension Cable Outdoor Signal Booster WiFi, Lora Module Repeater RP-SMA SMA SMA Antenna, Mine Radio Antenna Amplifier (1110 cm) : Amazon.de:
Eightwood 868 MHz Antenna Tilt and Swivel SMA Connector NFC RFID Antenna 2 Pieces for Homematic CCU3 CCU2 CC1101 Raspberry Pi GSM Wireless WiFi Ham Radio Multi-Way: Amazon.de: Electronics & Photo