• Boss ME-90 guitar multi-effect with superb sound quality
• AIRD amp models, IR loading, send/return effect loop and more
• Great ease of use and intuitive button design for quick tweaks
• 11 built-in AIRD amp models, 60 different effects taken from the flagship GT-1000
• Edit sounds in depth via BOSS Tone Studio software
• Download and share ME-90 Livesets via Boss Tone Exchange
• Can run on 4 AA batteries or Boss PSA-230S2 Power Supply (must be purchased)

Boss ME-90 Guitar Multi-Effect

• Boss The ME series has been a favorite among guitarists for more than three decades.
• The ME-90 is the latest and most advanced model in the family.
• AIRD amp models, IR loading, send/return effect loop and much more.
• As always, compact in size and packed with BOSS sounds.
• Superb sound quality with 24-bit AD and 32-bit DA conversion, 32-bit floating point processing and 48kHz sampling rate.
• Flexible all-in-one processor with great ease of use and intuitive button design for quick tweaks.
• 11 built-in AIRD amp models, 60 different effects taken from the flagship GT-1000.
• Dedicated amplifier section plus up to 7 effect categories at the same time.
• 8 multifunctional footswitches and newly redesigned expression pedal with toe switch.
• 36 preset patches, 36 user patches.
• Switch between manual mode (pedalboard style) and memory mode (patch switching).
• Smart switch on the rear panel to optimize the audio output for either guitar amplifier or full range PA.
• With the ME-90 IR Loader software (win/mac) you can load up to 3 user speaker IRs.
• Connect the ME-90 to your computer and edit down to the last detail in the BOSS Tone Studio software.
• USB-C port to connect to either Tone Studio or DAW.
• With the Bluetooth Audio MIDI Dual Adaptor (optional) you can edit sounds and stream audio from an iOS or Android mobile device.
• Download and share ME-90 Livesets via Boss Tone Exchange.
• Robust lightweight design,
• Can run on 4 AA batteries or Boss PSA-230S2 Power Supply (must be purchased)

Sampling Frequency:
48 kHz
AD Conversion:
24 bits + AF method
AF method (Adaptive Focus method) This is a proprietary method from Roland & BOSS that vastly improves the signal-to-noise
(SN) ratio of the AD and DA converters.
DA Conversion:
32 bits
Processing 32-bit floating point
Effects 97 Types
Memories 36 (User) + 36 (Preset)
Phrase Loop 38 sec. (MONO)
Tuner Internal Detection +/-0.1 cent
Nominal Input Level:
INPUT: -10 dBu
RETURN: -10 dBu
Maximum Input Level:
INPUT: +7 dBu
RETURN: +7 dBu
Input Impedance:
INPUT: 1M
RETURN: 1M
Nominal Output Level:
OUTPUT (L/MONO, R): -10 dBu
PHONES: -10 dBu
SEND: -10 dBu
Output Impedance:
OUTPUT (L/MONO, R): 1 k
PHONES: 44
SEND: 1 k
Recommended Load
Impedance:
OUTPUT (L/MONO, R): 10 k or greater
PHONES: 44 or greater
SEND: 10 k or greater
Display 7 segments, 2 characters (LED)
Connectors:
INPUT jack, OUTPUT (L/MONO, R) jacks, SEND jack, RETURN jack: 1/4-inch phone type
PHONES jack: Stereo miniature phone type
USB COMPUTER port: USB Type-C®
Bluetooth ADAPTOR connector: Dedicated connector
DC IN jack
Power Supply:
Alkaline battery (AA, LR6) x 4
AC adaptor
Current Draw 190 mA
Expected battery life
under continuous use:
Alkaline battery: Approximately 6.5 hours
* This can vary depending on the specifications of the batteries, capacity of the batteries, and the conditions of use.
Dimensions:
443 (W) x 220 (D) x 67 (H) mm
17-1/2 (W) x 8-11/16 (D) x 2-11/16 (H) inches
Maximum height:
443 (W) x 220 (D) x 93 (H) mm
17-1/2 (W) x 8-11/16 (D) x 3-11/16 (H) inches
Weight (including
battery):
2.9 kg
6 lbs 7 oz
Accessories:
STARTUP GUIDE
Alkaline battery (AA, LR6) x 4
Leaflet "USING THE UNIT SAFELY"
Options (sold separately):
AC adaptor: PSA-S series
Bluetooth ®
Audio MIDI Dual Adaptor: BT-DUAL