GAX-X8 Live Microphone Equipment Sound Card Features: 1. 16 kinds of ambient sound effects to make live broadcast more interesting 2. 8 effect modes 3. One-key selection of 12 electric tones and 4 voice-changing effects 4. Dual monitor built-in 1200 mAh lithium battery, battery life 6 hours Product parameters: 1. Material: ABS, electronic components 2. Application: family, KTV, performance, conference, speech, interview, recording 3. Bluetooth version: 5.0 (compatible with V4.2 and 2.1+EDR, support BT A2DP) 4. Signal to noise ratio: 92dB A-wt@1KHZ 5. Singing method: reverb + echo 6. Frequency response: 20Hz-20kHz @+-3dB 7. Monitor impedance: dual channel 32 ohm 8. Audio sampling rate: 44.1kHz-48kHz 16bit 9. Total harmonic distortion: THD<0.06% @ 1kHz 10. CPU: 32Bit DSP 11. Charging voltage: 5V2A 12. Current consumption: 160mA, 220mA (MAX) 13. Built-in battery: 1200mAh lithium battery 14. Charging time: about 3 hours 15. Working time: 5 hours 16. Dimensions: 20 x 13.8 x 3 cm 17. Net weight: 430 grams Packing list: -Sound card x 1 -Connecting cord x 3 -Instruction manual x 1