Cheap And Discounts 6G Digital Programmable Attenuator 30DB Step 0.25 RF Module LF-6GHz 30DB Step Size 0.25DB OLED Display SMA 0-31.75dB Wholesale. Buy Directly From Merchant Richard's Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.