MECA 663 Series Attenuators and QMA-Male Loads cover all commercial wireless bands from DC - 4.0 GHz making them ideal for next generation BTS field upgrades. 663 Series are available in attenuation values from 0 - 30 dB in 1 dB increments. STOCK – 2 weeks ARO. Made in USA Additional Specs: http://www.e-meca.com/rf-attenuator/qma-attenuator.php http://www.e-meca.com/rf-termination/qma-termination.php