This LOT is one RF Bay, Inc. New 10KHz-3GHz 24dB Wideband RF Amplifier, Model Number: LPA-3-13 with SMA Female Connector.
Detail Spec on RF Bay, Inc. Website as follows:
http://www.rfbayinc.com/upload/files/lpa/lpa-3-13.pdf
Other great product from RF Bay, Inc. at: