The brand new MIGHTY 8BT MKII includes a 6.5” FRFR speaker with IR technology, offering you limitless tonal possibilities. By using 8 x AA batteries, this portable amp will let you busk anywhere for up to 8 hours.

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SKU: MIAMP0150298BTMKII Categories: ,


Rockers, Buskers, this Amp is for You!

The brand new MIGHTY 8BT MKII includes a 6.5” FRFR speaker with IR technology, offering you limitless tonal possibilities. By using 8 x AA batteries, this portable amp will let you busk anywhere for up to 8 hours.

The MIGHTY 8BT MKII provides a variety of effects for electric guitar and bass guitar including amp modeling and cabinet IRs. It also comes with acoustic amp modeling and acoustic IRs to let you simulate acoustic guitar tones.

There’s even an additional channel on the amp to plug in a dynamic mic, making it a great solution for live performances.

Editing and saving your presets can be done in the studio or on the go with the Mighty Amp App for your smart device (iOS/Android) or Mighty Editor™ software (Mac/PC). And you can even load 3rd party IRs through the Mighty Editor™ edit software to expand your tone. (You can load any WAV format IRs, the Mighty Editor™ will convert to 32bits/48kHz onto the device automatically.)


Note: There are 36 default IRs, and user IR slots are 18 (from 37 to 54).

The MightyAmp™ APP and Mighty Editor™ edit software lets you tweak all the signal blocks and parameters. The MIGHTY 8BT MKII includes GATE, EFX, AMP, IR, MOD, DLY and RVB signal blocks.

The MIGHTY 8BT MKII supports USB-C audio stream, meaning that it can be an USB recording interface with your favorite recording software. It supports Normal / Dry Out / Re-amp / Loopback routing, which can be adjusted via the MightyAmp™ APP or Mighty Editor™ edit software for live stream jamming with Loopback! (Loopback signal includes PC’s playback, Bluetooth audio, AUX IN signals.) Using and OTG adaptor enables you to livestream from your mobile device!

Note: Be sure to download the NUX ASIO Driver from the NUX website prior to using the MIGHTY 8BT MKII as a recording interface if you’re on a PC. If you’re a Mac user, it’s plug and play.

For iOS devices, please use the original Apple® Lightning to USB OTG adaptor.



BLUETOOTH indicator

When connecting a Bluetooth enabled device to the MIGHTY 8BT MKII, the amps’ BLUETOOTH indicator will turn solid Blue. (If not connected, the BLUETOOTH indicator will flash Blue.)

Operation: Do the following to play audio through the MIGHTY 8BT MKII via Bluetooth. Click “Settings” on your mobile device. Enter “Bluetooth”, and choose “MIGHTY 8BT MKII”. Once connected to the MIGHTY 8BT MKII’s Bluetooth audio, you will hear a connection sound.


If you wish to disconnect the MIGHTY LITE BT MKII, just press and hold the PRESET button/indicator to disconnect. Then you can connect to MIGHTY LITE BT MKII manually.

Note: The Bluetooth audio and Bluetooth MIDI are independent, you have to connect them separately. Both connections must be made in order to use the MIGHTY LITE BT MKII’s full functionality. Keep reading to complete this process.

MightyAmp™ APP connects with the device.


Operation: Launch the MightyAmp™ APP on your mobile phone, and press “Settings” to choose “Current Amp” as “MIGHTY LITE BT MKII”, then “Click to Scan Devices”. The APP will find the “MIGHTY LITE BT MKII”. Now select it, and the APP will connect with the device.

1/4”(6.35mm) INSTRUMENT jack

Connect your guitar or bass to the INSTRUMENT jack.

GAIN, LEVEL, TONE, PRESET switch/indicator


GAIN knob: GAIN controls AMP model’s gain.

LEVE knob: LEVEL controls AMP model’s master volume.

TONE knob: TONE controls AMP model’s Presence / Bright switch / Tone.

PRESET switch/indicator: While the device is engaged, you can press the PRESET switch to change the preset from 1~7. The indicator will display colors related to specific presets.

Note: You can adjust which preset can be ACTIVE while you press the PRESET switch through MightyAmp™ APP or Mighty Editor™ edit software. (ACTIVE function)

MightyAmp™ APP example: Choose preset 1, 3, 5, 7 and press Active icon, then the device will know preset 1, 3, 5, 7 will be chosen while you press the PRESET switch.


Mighty Editor™ example: Click ☑ icon, the 7 PRESETS will be COLORED, then choose the ones you want to active, like 1, 3, 5, 7. Then press ☑ icon again, Mighty Editor™ will show current preset, and according to the interface, you will see which is be chosen with ☑.



  • TSAC-HD (White-Box) Amp Modeling algorithm offers realistic playability and feedback
  • 512 samples IR resolution. (36 premium built-in IRs and 18 user slots for 3rd party)
  • 7 presets with ACTIVE functions. (PRESET switch toggles ACTIVE ones sequentially)
  • GATE, EFX, AMP, IR, MOD, DLY, RVB effect blocks
  • White-box algorithm EFX offers analog response and natural chaos
  • Patch Level function for each preset
  • Intuitive MightyAmp APP and Mighty Editor edit software (3rd party IR loader)
  • USB-C: Mighty Editor edit software communication, USB audio stream and Firmware update
  • Eight AA batteries for eight hours of power

  • Instrument input impedance: 1MΩ
  • Mic input impedance: 6.2kΩ
  • AUX input impedance: 9.1KΩ
  • Headphone output: 280mW+280mW(To 33 ohms load)
  • Sampling rate: 48KHz/32-bit
  • System latency: 1.42ms
  • Current draw: 12V DC 170mA
  • Speaker: 6.5”, 4Ω, 10W

Additional information

Weight 3 kg
Dimensions 26 × 18 × 24 cm



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