A high-quality in-line SMA DC Block. 50kHz-8GHz operation. The maximum power is 2W and maximum blocking voltage is 50V. Insertion loss of < 0.3 dB below 6GHz and < 0.8 dB below 8GHz. Max VSWR is < 1.2 below 6GHz and < 1.3 below 8GHz. Laser-etched labeling; will not fade or rub off