The Behringer BM-15M MURF BOX is the ultimate filtering machine designed to bring motion, groove and life to your sound. With 8 filters, selectable patterns, MIDI control and expressive modulation options, BM-15M is a gateway to an entirely new world of sound whether youre a guitarist looking for dynamic tonal animation, a synth player seeking evolving textures.
At the heart of BM-15M lies its powerful filter sequencing which rhythmically animates your sound across 12 dynamic patterns. Choose from fast, percussive sequences or slow, evolving waves of movement all while tweaking envelope shaping, and rate for infinite tonal possibilities. With MIDI integration, you can lock these effects perfectly to the beat or, with the help of an expression pedal, take a more hands-on control over your ever-evolving sonic landscape.
With drive control to push your signal into warm, saturated harmonics and a mix knob to blend between wet and dry sounds, BM-15M adapts to any style or setup. This is more than just an effect its a creative powerhouse that invites you to explore new territories in sound.
Specifications Audio in
Connector: 1 x 1/4" TS, unbalanced
Impedance: 238 kΩ
Left / mono out
Connector: 1 x 1/4" TS, unbalanced
Output impedance: 1 kΩ
Right out
Connector: 1 x 1/4" TS, unbalanced
Output impedance: 1 kΩ
Tap / step
Connector: 1 x 1/4" TRS, balanced
Input impedance: 48 kΩ
Rate
Connector: 1 x 1/4" TRS
Impedance: 22 kΩ, unbalanced
CV input range: 0 V to +5 V
Mix
Connector: 1 x 1/4" TRS
Impedance: 22 kΩ, unbalanced
CV input range: 0 V to +5 V
Envelope
Connector: 1 x 1/4" TRS
Impedance: 22 kΩ, unbalanced
CV input range: 0 V to +5 V
LFO / sweep
Connector: 1 x 1/4" TRS
Impedance: 22 kΩ, unbalanced
CV input range: 0 V to +5 V
MIDI in: 2 x 5-pin DIN, 16 channels
USB: 1 x USB, type C
Controls
Filter: 8 x sliders
Drive: 1 x rotary knob
Output: 1 x rotary knob
Envelope: 1 x rotary knob
LFO (off / on): 1 x sliding switch
Mix: 1 x rotary knob
Freq (bass / mids): 1 x sliding switch
Rate: 1 x rotary knob
Pattern: 1 x rotary knob
Bypass: 1 x footswitch
System
Frequency response: 20 Hz to 20 kHz (+0 / -2 dB)
Dynamic range: 66 dB
Signal-to-noise ratio: 56 dB
Overall gain: +16.5 dB
Power Supply / Voltage
Power input: Standard 9 V DC, centre negative, > 400 mA (power supply not included)
Power consumption: 1.8 W
