The DTS300-0830- N-LIM from Shanghai Huaxiang Computer Communication Engineering is a Fixed Attenuator with Frequency 800 MHz to 3 GHz, Attenuation 10 to 40 dB, Power 300 W, Weight 12 kg, Attenuation Accuracy ±1.2 dB. Tags: Module with Connectors. More details for DTS300-0830- N-LIM can be seen below.