Microlab AM-20N COAXIAL FIXED ATTENUATOR, 20dB 2Watt DC-3GHz Pre owned/ excellent condition We are wholesaler/liquidators. We bought this in a lot of items to resell. Our knowledge of this item is very limited. We are counting upon you to know what you are buying and if this item will suit your needs. No returns. Please only purchase this if you agree to those terms. *** PLEASE NOTE! Our store buys and sells a variety of new and used electronics, instruments, tools, antiques and many other items. We do our absolute best to thoroughly test all our merchandise and accurately describe and depict any flaw or defect we find. SHELF:15 BIN 1 SA