Download the BP37.15MHz-2271 datasheet PDF.
This datasheet also includes the BP3715MHz-2271 variant, as both parts are published together in a single manufacturer document.
BP37.15MHz-2271 Application Digital Broadcasting
Characteristics BP37.15MHz-2271
Zin/Zout Insertion Loss Pass Band Ripple Attnuation Group Deray Dimensions 50 ohm (Unbaranced) 7.0dB max (at 37.