This LOT is one RF Bay, Inc. New 50MHz-6000MHz 27dB Gain RF Amplifier, Model Number: LPA-6-27 with SMA Female Connector.
Detail Spec on RF Bay, Inc. Website as follows:
http://rfbayinc.com/products_pdf/product_480.pdf
Other RF Bay, Inc. Product:
http://rfbayinc.com/