The C 008E-RF is a desk mounted low profile Boundary Layer Condenser Microphone with Half-Cardiod Polar Pattern in Nextel Black. The Microphone is made of solid brass and capable of being mounted permanently with 2 set screws, and includes a 10 ft (3 metres) cable terminated with a male 3 Pin XLR plug. The Microphone includes an intergrated Phantom Power Adaptor that will accept 9 to 48 volts DC. The Phantom Power Adaptor also includes filters which will eliminate all GSM frequencies from 800-1200 MHz. Total Harmonic Distortion (THD) at an operating level of 125db is no greater than 1%. Finish: Nextel Black .