Boss MICRO BR Digital Recorder

MICRO BR: Digital Recorder

THE WORLD’S SMALLEST PRO STUDIO

Tracks
4, V-Track: 32 (8 V-Track per each Track), Up to 2 tracks can be recorded simultaneously, Up to 4 tracks can be played back simultaneously
External Memory Capacity
SD Card: 32 M-G bytes
Data Type
HiFi (MT2), STANDARD (LV), LONG (LV2),
Audio Data Type (MP3 Mode)
MP3 (92 kbps, 44. kHz), MP3 (28 kbps, 44. kHz), MP3 (64 kbps, 44. kHz), WAV (44. kHz, 6 bits) The MICRO BR can play the MP3 in bit rate range of 64–320 kbps.
Signal Processing
AD Conversion: 24 bits + AF method (GUITAR IN, onboard mic), 24 bits (LINE IN/MIC), DA Conversion: 24 bits
AF method (Adaptive Focus method) Adaptive Focus is a unique Roland/BOSS technology that allows the signal noise (S/N) ratios of AD and DA converters to be vastly improved.
Sample Rate
44. kHz
Frequency Response
20 Hz to 20 kHz
Recording Time (conversion in one track)
HiFi (MT2) STD (LV) LONG (LV2)
32 MB 5 min. 8 min. 23 min.
64 MB 3 min. 38 min. 47 min.
28 MB 64 min. 76 min. 96 min.
256 MB 28 min. 54 min. 92 min.
52 MB 257 min. 309 min. 386 min.
GB 502 min. 604 min. 755 min.
The above-listed recording times are approximate. Times may be slightly shorter depending on the number of songs that were created.
The above number is the total for all the tracks that are used. If each of the four tracks contain an equal amount of data, the length of the resulting song will be approximately /4 of the above.
The memory capacity (recording time) decreases when the MP3 file etc. exist in the memory.Recording Time (conversion in MP3 mode, Stereo)MP3 WAV
64 kbps 28 kbps 92 kbps
32 MB 65 min 32 min 2 min 2 min
64 MB 3 min 65 min 43 min 5 min
28 MB 265 min 32 min 88 min 2 min
256 MB 53 min 265 min 77 min 24 min
52 MB 065 min 532 min 355 min 48 min
GB 208 min 040 min 693 min 94 min