V8 mobile computer sound card, you can use instrument input and accompaniment input for two mobile phones at the same time ★ Specifications: Microphone material: steel mesh + zinc alloy tube Polar diagram: unidirectional Frequency response: 20 hz-20khz Sensitivity: 45 dB±1 db Output impedance: 150Ω±30% (1khz) Load impedance: ≥1000Ω 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 Size: about 16 x 5 x 5 cm/6.3 x 1.97 x 1.97 inches Microphone material: steel mesh + zinc alloy grip ★Function: 1. Microphone volume adjustment 2. Reverb adjustment 3. Digital adjustment of treble, bass, midrange accompaniment monitoring 4. One-key mute, 12 electroacoustic modes, 4 accent modes (male, female doll, elderly) 5. One-click shout mode 6. One-key dodge mode 7. Pop up shouting and singing mode 8.12 kinds of live special effects freely switch (laughter, applause, shooting ceremony please pay attention to the ceremony, cheers, kisses, praise, despise the crow) 9. You can use two mobile phones simultaneously with large audio equipment. Musical instruments, guitars, keyboards and other accompaniment.