What's V8 sound Card? New V8 mobile computer sound card You can use the instrument input accompaniment input for two mobile phones at the same time. 1. Microphone volume adjustment 2. Reverberation adjustment 3. Treble Ba Alto Accompaniment Monitoring Digital adjustment 4. One button mute 12 kinds of electro-acoustic mode 4 kinds of accent mode (male female doll old man) 5. One-click shouting mode 6. One-button dodge mode 7. Popping shouts wheat singing mode 8.12 kinds of live special effects switch freely (laughter applause gunshots opening rituals please pay attention to rituals cheers kies praise contempt crows ) 9. You can use a large-scale audio equipment to use two mobile phones at the same time. Musical instruments, guitars, keyboards and other accompaniments. Specifications: Microphone material:steel mesh + zinc alloy tube Polar Pattern: Uni-directional Frequency response:20 hz-20khz Sensitivity:45 dB 1 db Output impedance:150 30% (1 khz) Load impedance:1000 Equivalent noise level 16 dba Current:3mA Signal to noise ratio:78 decibels Microphone output interface 3.5 mm Cable length:2.5 m Voltage: 48V Phantom power Dimension: Approx. 16 x 5 x 5cm/6.3 x 1.97 x 1.97inch 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 1* scior arm stand 1* pop filter 1* anti-wind foam cap 1* plastic shook-proof mount 1* v8 sound card