This is one Lot (Qty.10) New TOKO 3-Pole Surface Mount 1960MHz Bandpass Filter, Part Number: TDFM1B-1960L-11=P.
Data Sheet:
https://www.datasheetarchive.com/pdf/download.php?id=572b5d44ce30d8cf2475ebfcf6cc68f521edc9&type=M&term=TDFM1B1960L11