Found 5 alternatives for BLG840F by Fanstel Corp.. Rf Receiver Transmitter And Transceiver Finished Units — Tray.
MINIATURE ANT TO USB2.0 ADAPTER
USB STICK ENOCEAN TCM TXRX FCC
SE6233F
GSM REMOTE CONTROL SYSTEM 2 I/P
MODULE ANT 8CH TYPE A USB PLUG