Acoustify Systems B4-LIVE Multifunction 4-6 Channel Mixer Console User Manual

Acoustify Systems B4-LIVE Multifunction 4-6 Channel Mixer Console

Specifications

• Input Channel Sensitivity:
  • MIC: -60dB
  • STEREO CH. INPUT: -40dB
  • EFX SEND: -20dB
  • EFX RETURN: -20dB
• Outputs: 4V MAX -80dB
• Signal To Noise Ratio HI: +-15dB/12KHZ
• Signal To Noise Ratio LOW: +-15dB/60KHZ

Product Introduction

This is a multifunction 4/6 channel mixer console with a sound  card. It can meet users’ demands for home music production, live streaming, K song cover, and more.

Product Features

• Input gain, high and low sound adjustment
• Built-in 48V phantom power for Condenser microphone
• High-definition headset output port
• MP3 player with a sound card for direct PC connection
• Small and lightweight design
• USB powered for convenience

Product Usage Instructions

Mono Channel Input Jack MIC/LINE
Connect XLR or phone type jack to input microphones or instruments.

Stereo Input Jack
Used for line level instruments like Electronic keyboards. Offers phone type and RCA pin type jacks.

Phantom Power Switch
Controls phantom power for Condenser microphones.

FAQ
Q: Can this mixer be used for live streaming?
A: Yes, this mixer is suitable for live streaming as it has features like input gain control and direct PC connection.
Q: How do I adjust the high and low sound tones?
A: You can adjust the high and low sound tones using the corresponding knobs on the mixer for each channel.

Introduction

Specification

Mixer section

1. Input Channel Sensitivity
2. Outputs
3. Signal To Noise Ratio -80dB
4. Parametric EQ

• MIC ————————————— -60dB
• STEREO CH.INPUT ———————— -40dB
• EFX SEND ——————————– -20dB
• EEF,RETURN —————————– -20dB
  4V MAX
  -80dB
• HI ——————————- +-15dB/12KHZ.
• LOW —————————- +-15dB/60KHZ.

Product Introduction

This is a multifunction 4/6-channel mixer console with sound card. It can meet users’ many demands, such as home music production, live streaming, K song covers and so on.

Product Feature
The mixer engaged with input gain, high and low sound adjustment. The built in 48V phantom power is suitable for power supply to Condenser mi crop hone directly. High-definition headset output port, MP3 player, with sound card, can connect with PC directly.

The mixer is small and lightweight,can be directly connected to the PC’s U

• SB to power supply directly, no extra power required. Can be operat
• ed by USB connection to a computer, eliminates the hassle of using an ext
• ernal adapter, you can use mobile power, USB or AC/DC adapter to power supply too.

1. Mono Channel Input Jack
   MIC/LINE: it can connect XLR jack and phone type jack.
   Connect microphones or instruments you need to use.

2. Stereo Input Jack
   Used to connect line level instruments, such as Electronic keyboard and sound equipment. Can offer two kinds jacks: Phone type and RCA pin type.

3. Phantom Power Switch

4. Phantom Power Light

5. 3.5MM TO Phone Interface
   The signal can be transmitted between the mixer and the mobile phone, and live broadcast in real time.

6. (Gain) Knob
   Used to adjust input signal’s Gain.

7. (HIGH) Knob
   Adjust this knob, you can control high sound tone of this channel.

8. (LOW) Knob
   Adjust this knob, you can control low sound tone of this channel.

9. 3.5MM 5V Condenser Microphone Interface

10. (EFX) Button
    This the channel effect input button.

11. Channel Volume Knob
    Adjust this knob, you can control the signal size of this channel.

12. (ST/USB) Knob
    Used to switching the input signal between ST and USB.

13. (MAIN) Knob
    Stereo main volume knob, adjust this knob can make the main output achieve
    ideal requirements.

14. (PHONES) Knob
    Headphone monitor volume adjustment, can control the volume size of the
    headphone.

15. (REPEAT)Knob
    Used to adjust the echo repetition frequency.

16. Headphone Jack

17. Power Indicator Light

18. Signal Output Status Display

19. (Delay ) Knob
    Used to adjust the effect echo repeat interval.

20. MP3 Main Control Key
    Short press pause/play, long press switching to recording status, recording the m

    • ain stereo output signal to USB storage. Short press previous track, long press red uce volume.
      Short press next track, long press increase volume
      MODE: function key, short press switch to LINE/BT/PC working status. Long press switching to loop mod.

21. MP3 Display
    Displaying MP3 operating control and playing status.

22. MP3 USB Jack

23. Stereo Output Jack

24. Recording Terminal
    This set of ports is used for stereo main sound output connection plus recording interface.

25. USB Power Supply Interface
    Can be connected to an external 5V power supply or USB interface of the computer. When connected with the computer it have an external sound card function.

26. MP3/PC Switching
    The power supply way is connected with the computer, Press this button to switch
    MP3/PC connect working status, If the power supply way is an external 5V power supply, it can only switch to MP3 corresponding location.

*POINTS FOR ATTENTION

• In order to avoid noise and signal interference, please avoid the emission source.
• If the computer cannot be identified or the connection is unsuccessful, it may be that the 5V power supply is insufficient, or the computer system is not compatible.
• When connecting to the live broadcast, if there is no sound in the live broadcast room, please turn off the live broadcast function, restart the mixer, and then connect to the live broadcast room again.
• Channel 1 incompatible unbalanced microphone. The balanced input of channel one cannot be connected with the condenser microphone at the same time.

FCC Warning:

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee thatinterference will not occur in a particular installation. If this equipment does cause harmfulinterferenc e to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and the receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.

Caution: Any changes or modifications to this device not explicitly approved by the manufacturer could void your authority to operate this equipment.
This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions:

1. This device may not cause harmful interference, and
2. this device must accept any interference received, including interference that may cause undesired operation.

This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with a minimum distance of 0cm between the radiator and your body.

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