bm 800 Karaoke Microphone Kits Professional bm800 Studio Condenser Microphone Bundle Mikrofon with Filter Phantom Power Please Note:Parcel does not include sound card NOTE: The condenser microphone needs external power supply to work normally. It is usually equipped with: 48V phantom power, external sound card, USB small sound card, etc., and configure different devices according to personal usage habits. C SUITS MORE: Pick-up pattern minimizes background noise and isolates the main sound source. This microphone set is ideal for recording, broadcasting, and can be used for recordings at home or professional studio. C ANTI VIBRATION SHOCK MOUNT: the shock mount is made of solid plastic and effectively reduces trill caused by vibration. C NOTE: (1) It CANNOT be used with mobile phone.? (2) Voltage Required: 48V Phantom power, to obtain the best sound quality.? C Coating film Condenser Microphone C Polar Pattern: Uni-directional C Frequency Response: 20Hz-20kHz C Sensitivity: -34 ??2dB(0dB=1V/Pa at 1KHz) C Output Impedance: 150????30%(at 1kHz) C Load impedance: ??1000 ?? C Equivalent Noise level: 16dBA C Electrical current: 3mA? C Cable Length: approx 2.5M C Voltage: 48V Phantom power C Dimension: Approx. 16 x 5 x 5cm/6.3 x 1.97 x 1.97inch C Microphone Material: Steel net + Zinc alloy hand holding part What's in the Package: 1* condenser microphone 1* power cord 1* wind screen pop filter(only Kits 2 & 3 includes)? 1* scissor arm stand(only Kits 2 & 3 includes)? 1* anti-wind foam cap 1* plastic shook-proof mount 1* phantom power &cannon cable(only Kits 3 includes)? 1* user manual