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Roland SD-2u Audio Field Recorder
Roland SD-2u Audio Field Recorder
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Corporate Headquarters:
574 Meacham Avenue
Elmont, NY 11003 USA
Phone: (516) 775-1370
FAX: (516) 775-1371
Roland SD-2u Audio Field Recorder

Special Limited Time Offer:
Buy 1 Roland SD-2u Audio Field Recorder & get 1 Sennheiser HD201 Monitoring Headset free!

Your Go-Everywhere Companion for Recording, Music Practice, and Education

With high-quality SD recording and a host of great features for music practice and study, the SD-2u Recorder is a powerful tool for educators, students, and hobbyists. A built-in stereo mic lets you capture audio anywhere, while versatile audio input options allow you to connect your own external mics, electronic musical instruments, and other devices with pro-level results. Also onboard are many training essentials, including high-fidelity key and speed adjustment, improved Center Cancel for creating minus-one tracks, and the all-new Center Focus for isolating vocals and instruments. Compact and ready to travel, the SD-2u is the ideal all-in-one solution for audio recording, learning music and languages, and much more.

- Easy SD recording and playback in a convenient, all-in-one mobile device
- High-quality stereo microphones and speaker system built in
- Simple interface with Easy Guide function
- Multiple inputs for connecting external devices—two XLR/TRS combo jacks with phantom power; Plug In Power mic jack; stereo RCA LINE IN jacks
- Independent adjustment of playback speed and key, with improved audio quality over previous designs
- Enhanced Center Cancel function; new Center Focus isolates vocals and instruments for learning
- Built-in tuner and metronome
- Runs on six AA batteries or AC adaptor; wireless remote control included



Recorder Part

2 tracks (stereo)
Sampling Frequency
44.1 kHz
Signal Processing
AD/DA conversion: 24 bits
Recording Mode
SD/SDHC Memory Card: WAV (44.1 kHz, 16 bits)
Recording Media
SD Memory Card (supports 512 MB to 2 GB)
SDHC Memory Card (supports 4 GB to 16 GB)
Recording Time (unit: min)
SD Memory Card
512 MB: 47
1 GB: 94
2 GB: 189

SDHC Memory Card
4 GB: 377
8 GB: 755
16 GB: 1511

* Each recording time is approximate. The times may change depending on the card specifications.
* In case that there are plural files, the sum of recording time would be shorter than above.
* Maximum recording time of one song is 74 minutes.
Recording Songs
Up to 99 songs on a single SD/SDHC Memory Card


Audio Input
Internal Stereo Microphones
EXT MIC (L, R) jacks: XLR type (balanced/phantom power DC 48 V, 8 mA Max.), 1/4-inch TRS phone type (balanced/unbalanced)
PLUG IN POWER MIC jack: Stereo miniature phone type
LINE IN (L, R) jacks: RCA phono type
Audio Output
Internal Speakers: Stereo
LINE OUT (L, R) jacks: RCA phono type
PHONES jack: Stereo miniature phone type
Frequency Response
20 Hz to 20 kHz (+0 dB/-2 dB)
Nominal Input Level (variable)
EXT MIC (L, R) jacks: -51 to -8 dBu (common to XLR type and 1/4-inch phone type)
PLUG IN POWER MIC jack: -51 to -13 dBu
LINE IN (L, R) jacks: -24 to -4 dBu
Nominal Output Level
LINE OUT (L, R) jacks: -4 dBu
Input Impedance
EXT MIC (L, R) jacks: 8 k ohms (common to XLR type and 1/4-inch phone type)
PLUG IN POWER MIC jack : 10 k ohms
LINE IN (L, R) jacks: 28 k ohms
Output Impedance
LINE OUT (L, R) jacks: 1 k ohm
PHONES jack: 32 ohms


16 characters, 2 lines (backlit LCD)
Power Supply
AC adaptor
Alkaline battery (AA, LR6) x 6
Rechargeable Ni-MH battery (HR6) x 6
Current Draw
700 mA

* Expected battery life under continuous use

Alkaline battery (AA, LR6): Approx. 5.5 hours
Rechargeable Ni-MH battery (AA, HR6): Approx. 6 hours
The time may vary according to usage conditions, batteries used, and type of SD memory card used.
Owner's Manual
Quick Start
Remote controller (with battery CR2025)
AC adaptor
Power cord
SD memory card
SD card protector

Options (sold separately)
Carrying Case: CB-CD2E
Stereo Microphone: CS-15RS
Stand: SS-PC1

Size and Weight (excluding batteries and AC adaptor)

Width (W)
278 mm 11 inches
Depth (D)
196 mm 7-3/4 inches
Height (H)
55 mm 2-3/16 inches
1.1 kg 2 lbs. 7 oz.

* 0 dBu = 0.775 Vrms

Specifications and design are subject to change without notice.


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574 Meachem Avenue, Elmont, NY 11003 USA
Phone: (516) 775-1370 FAX: (516) 775-1371

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