Frequency Range : DC to 3GHz
Attenuation : 1dB~30dB
Accuracy : +/- 0.5dB
VSWR : 1.2:1 @ 2GHz / 1.3:1 @ 3GHz
Input Power : 2 Watt average

Part number should be as following.
DJAT-03-XX-02B-0A (XX=dB value)