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BOSS Micro BR Portable 4-Track Digital Recorder

BOSS Micro BR Portable 4-Track Digital Recorder
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The MICRO BR Digital Recorder from Boss is a small, yet powerful, recording solution designed for musicians on the go. Barely larger than an iPod, the Micro BR offers 4 simultaneous playback tracks and 32 Virtual Tracks.

With on-board effects, built-in rhythm patterns and a tuner, this MP3-capable unit also offers an SD Card slot and USB port for easy recording and data transfer. With so many features packed into a pocket-sized unit, no guitarist should be without one.

Ultra-Portable. Slightly Larger Than an iPod
4-Track Simultaneous Playback (With 32 Virtual Tracks)
Loads and Plays MP3 Files
Multiple Onboard Effects
Dedicated Guitar Input
Time-Stretch and Center Cancel Features (Includes MP3 files)
293 Built-In Rhythm Patterns
Built-In Tuner and Microphone
USB Port
SD Card Slot (128MB Card Included)


TypeSD Card Digital Recorder
Recording/Reading MethodsRecords MP3 and WAV Files to Removable SD Card
Recording Bit RateMP3: 64, 128, 192kbps
WAV: 16-bit
Recording Time
HiFi (MT2) Standard (LV1) Lond (LV2)
32 MB 15 Min. 18 Min. 23 Min.
64 MB 31 Min. 38 Min. 47 Min.
128 MB 64 Min. 76 Min. 96 Min.
256 MB 128 Min. 154 Min. 192 Min.
512 MB 257 Min. 309 Min. 386 Min.
1 GB 502 Min. 604 Min. 755 Min.

MP3 64 kbps MP3 128 kbps MP3 192 kbps WAV
32 MB 65 Min. 32 Min. 21 Min. 2 Min.
64 MB 131 Min. 65 Min. 43 Min. 5 Min.
128 MB 265 Min. 132 Min. 88 Min. 12 Min.
256 MB 531 Min. 265 Min. 177 Min. 24 Min.
512 MB 1065 Min. 532 Min. 355 Min. 48 Min.
1 GB 2081 Min. 1040 Min. 693 Min. 94 Min.
Sampling Frequency44.1kHz
Number of Channels4
Frequency Response20Hz - 20kHz
Signal-to-Noise RatioNot Specified by Manufacturer
Dynamic RangeNot Specified by Manufacturer
Total Harmonic Distortion (THD)Not Specified by Manufacturer
Inputs1/8" (3.5mm) Line In/Mic Stereo Mini Jack
1/4" Guitar In
Output1/8" (3.5mm) Phone/Line Mini Jack
USB Connector
Headphone Output1/8" (3.5mm) Mini Phone Jack
Power2 x AA Batteries (Included) or Optional Power Adapter
Dimensions5 3/8 x 3 3/16 x 7/8" (136.0 x 81.0 x 21.4mm)
Weight0.5 oz (0.1 kg) (Weight Does Not Include Batteries or Memory Card)
SpecialtiesBacklit LCD Display
Packaging Info
Package Weight1.3 lb
Box Dimensions (LxWxH)8.7 x 6.3 x 2.1"


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