DR-40XP

32-Bit Float Recording
Captures quiet and loud sounds clearly while reducing the risk of clipped audio.

Four-Channel Recording
Records the built-in microphones and external inputs together for flexible multi-track production.

Adjustable Stereo Microphones
Switch between X-Y positioning for focused stereo sound and A-B positioning for wider ambience.

Professional XLR/TRS Inputs
Connect microphones, mixers, instruments, and other professional audio sources.

Phantom Power
Supplies power to compatible condenser microphones through the XLR inputs.

Low-Noise HDDA Preamps
Delivers clean and detailed recordings with minimal background noise.

USB-C Audio Interface
Connects to computers and mobile devices for recording, streaming, and music production.

Portable Field Recording
The compact design makes it suitable for music, video, interviews, and environmental sound recording.

Built-In Audio Processing
Includes limiting, peak reduction, low-cut filtering, and input delay for improved recordings.

Overdubbing
Add new performances to existing recordings for songwriting, rehearsals, and music production.

Video Production Support
Provides tone output and a stereo line connection to simplify audio synchronization with cameras.

Long Recording Support
Records to high-capacity memory cards and supports compact MP3 files for extended sessions.

Flexible Power Options
Runs from AA batteries, USB power, a mobile battery, or an optional AC adapter.

Simple One-Press Recording
Starts recording quickly with a single press of the record button.

Playback Controls
Adjust playback speed, repeat selected sections, and jump back for practice or transcription.

Built-In Reverb
Adds natural space and resonance to vocal and instrument recordings.

Chromatic Tuner
Helps musicians tune instruments before recording or performing.

Built-In Speaker
Allows quick playback checks without connecting headphones or external speakers.

Tripod Mount
Attaches easily to a standard tripod for stable recording setups.

Multi-Language Menus
Offers menu options in several languages for easier operation.

General Specifications
Device Type: 4-channel portable field recorder with USB-C audio interface
Maximum Input Channels: 4
Maximum Recording Tracks: 4
Recording Configurations: 2-channel stereo, 4-channel multitrack
Microphone Preamplifier: HDDA
Display: 128 × 64-pixel backlit graphic LCD
Menu Languages: English, French, German, Italian, Spanish, Russian, Portuguese, Japanese, Chinese, Korean
Tripod Mount: Standard tripod mounting point
Built-In Speaker: Monaural, 0.3 W
Built-In Tuner: Chromatic
MS Microphone Recording: Supported

Built-In Microphones
Microphone Type: Unidirectional stereo condenser
Stereo Configurations: A-B, X-Y
Maximum Sound Pressure Level: 125 dB SPL
RF Noise Resistance: Improved microphone design

Recording
Recording Media: microSD, microSDHC, microSDXC
Maximum Card Capacity: 512 GB
WAV Format: WAV, BWF
WAV Sampling Frequencies: 44.1 kHz, 48 kHz, 96 kHz
WAV Bit Depths: 16-bit, 24-bit, 32-bit float
MP3 Sampling Frequencies: 44.1 kHz, 48 kHz
MP3 Bit Rates: 32, 64, 96, 128, 192, 256, 320 kbps
Overdubbing: Supported
Auto Recording: Supported
Self-Timer Recording: Supported
Pre-Recording: Supported
Single-Press Recording Start: Supported
Track Increment: Supported
File Divide: Supported
Mark Function: Supported
Playlist Function: Supported

External Microphone and Line Inputs
Connector Type: XLR/TRS combo
XLR Connector Standard: XLR-3-31 equivalent
XLR Pin Assignment: Pin 1 GND, Pin 2 HOT, Pin 3 COLD
TRS Connector Size: 6.3 mm
TRS Wiring: Tip HOT, Ring COLD, Sleeve GND
Phantom Power: +24 V, +48 V
Phantom Power Availability: XLR inputs only

Microphone Input
Input Impedance: 2.4 kΩ or higher
Minimum Input Level: -82 dBu
Maximum Input Level: +7 dBu

Line Input
Input Impedance: 10 kΩ or higher
Nominal Input Level: +4 dBu
Maximum Input Level: +24 dBu

Headphone and Line Output
Connector: 3.5 mm stereo mini jack
Output Impedance: 2.2 Ω
Nominal Line Output Level: -20 dBV into 10 kΩ
Maximum Line Output Level: +0 dBV into 10 kΩ
Maximum Headphone Output: 20 mW + 20 mW into 32 Ω
Recommended Headphone Impedance: 16–600 Ω

USB
Connector: USB Type-C
Transfer Standard: USB 2.0 High Speed
Storage Class: Mass Storage Class
Audio Class: USB 1.1 Full Speed Audio Class
Audio Interface Configuration: 2-in/2-out
USB Audio Sampling Frequencies: 44.1 kHz, 48 kHz
USB Audio Bit Depth: 24-bit

Audio Processing
Limiter: Supported
Peak Reduction: Supported
Low-Cut Filter Frequencies: 40 Hz, 80 Hz, 120 Hz, 220 Hz
Input Delay: 0–150 ms
Auto Tone Output: Supported
Reverb: Supported

Playback Functions
Variable Speed Audition Range: 0.5× to 2.0×
Speed Adjustment Increment: 0.1×
In-Out Loop Playback: Supported
Jump-Back Playback: Supported
Playback Speed Control: Supported

Audio Performance
Equivalent Input Noise: -126 dBu or lower
Dynamic Range: 112 dB or higher
Total Harmonic Distortion Plus Noise: 0.008% or lower
Frequency Response at 44.1 kHz: 20 Hz–20 kHz, +0/-1 dB
Frequency Response at 48 kHz: 20 Hz–22 kHz, +0/-1 dB
Frequency Response at 96 kHz: 20 Hz–40 kHz, +0/-1 dB

Power
Battery Type: 3 × AA
Supported Battery Chemistries: Alkaline, NiMH, Lithium
USB Bus Power: 5 V, 0.5 A
Optional AC Power: 5 V, 2 A
Maximum Power Consumption: 1.7 W
Maximum Current Consumption: 0.34 A

Battery Operation Time
Alkaline, 2-Channel WAV, 44.1 kHz, 16-Bit Recording: Approximately 18 hours
Alkaline, 2-Channel WAV, 44.1 kHz, 32-Bit Float Recording: Approximately 16.5 hours
Alkaline, 2-Channel MP3, 44.1 kHz, 128 kbps Recording: Approximately 16 hours
Alkaline, 4-Channel WAV, 96 kHz, 32-Bit Float, Phantom Power and Headphones: Approximately 5 hours
Alkaline Playback: Approximately 20.5 hours
NiMH, 2-Channel WAV, 44.1 kHz, 16-Bit Recording: Approximately 16 hours
NiMH, 2-Channel WAV, 44.1 kHz, 32-Bit Float Recording: Approximately 16 hours
NiMH, 2-Channel MP3, 44.1 kHz, 128 kbps Recording: Approximately 13 hours
NiMH, 4-Channel WAV, 96 kHz, 32-Bit Float, Phantom Power and Headphones: Approximately 5 hours
NiMH Playback: Approximately 16 hours
Lithium, 2-Channel WAV, 44.1 kHz, 16-Bit Recording: Approximately 29.5 hours
Lithium, 2-Channel WAV, 44.1 kHz, 32-Bit Float Recording: Approximately 25.5 hours
Lithium, 2-Channel MP3, 44.1 kHz, 128 kbps Recording: Approximately 24.5 hours
Lithium, 4-Channel WAV, 96 kHz, 32-Bit Float, Phantom Power and Headphones: Approximately 10 hours
Lithium Playback: Approximately 30.5 hours

Physical Specifications
Dimensions with Microphones Closed: 70 × 155 × 35 mm
Dimensions with Microphones Open: 90 × 155 × 35 mm
Weight with Batteries: 282 g
Weight without Batteries: 213 g
Operating Temperature: 0–40°C

Included Accessories
Recorder Unit: 1
Safety Guide: 1
Registration Guide: 1
Batteries: Not included