50 OHM DC BLOCK 2.9mm MALE TO 2.9mm FEMALE; 10 MHz - 40 GHz; 50 OHM DC BLOCK 2.9mm MALE TO 2.9mm FEMALE ; TYPE OF DC BLOCK: INNER; FREQUENCY RANGE: 10 MHz - 40 GHz; *2.9mm CONNECTORS WILL MATE WITH SMA, 3.5mm & K CONNECTORS. THE K CONNECTOR IS A REGISTERED TRADEMARK OF THE ANRITSU COMPANY*