Elecrafters, I have three K2 accessories that are in excess to my needs. KAT2 20W Internal ATU - $135.00 KBT2 Internal Battery Kit - $65.00 KNB2 Noise Blanker - $45.00 Each module is still in its original package, untouched and the price includes shipping. Contact me at WB4DAD at arrl.net. Thanks and 73, Skip WB4DAD