1. A multi-purpose 4-channel mixer, which can meet the needs of users for home music production, online live broadcast, K song cover, etc.2. The mixer is equipped with, input gain and high and low bass adjustment, built-in 48V phantom power supply suitable for direct power supply of condenser microphones, high-definition headset output port, MP3 player, Bluetooth receiver, with connected PC sound card3. MP3 player module (USB interface, with display function)4. 2 channel signal input and 1 channel stereo signal input5. 1 set of main channel output, 1 set of auxiliary channel output and return connector6. 1 independent recording output and monitoring port7. The external switching power supply (AC100-240V AC) has the characteristics of flexible use and low power consumption8. Low noise, high precision microphone preamp, clear and clean sound9. Balanced microphone XLR input and balanced line TRS input, 3-band channel equalization10. 48V phantom power supply to provide polarized voltage for input port and easy connection of condenser microphone11. Suitable for: recording studio, personal studio, etc.12. Material: ABS13. Headphone monitoring interface; quasi-logarithmic dual 10-bit LED level display14. Power: 5W15. Interface: TRS / XLR / USB / BT16. Microphone: 48V condenser microphone, dynamic microphone17. Packing list: host, USB power cord, power cord plug, English instruction manual18. Power supply mode: AC19. Frequency response range: 20-20000HZ20. Note: The product only contains the recorder, the others do not21. Size: 15x18CM21. Gross weight: 600GSpecification: Package Weight One Package Weight 0.70kgs / 1.55lb One Package Size 23cm * 23cm * 7cm / 9.06inch * 9.06inch * 2.76inch Qty per Carton 20 Carton Weight 13.20kgs / 29.10lb Carton Size 47cm * 24cm * 37cm / 18.5inch * 9.45inch * 14.57inch Loading Container 20GP: 638 cartons * 20 pcs = 12760 pcs 40HQ: 1483 cartons * 20 pcs = 29660 pcs