Overview
The Sunlan 8541723710 Digital Voice Recorder is a compact and powerful recording device designed for students, professionals, and anyone who needs clear, reliable audio capture. Equipped with 16GB of internal memory and advanced DSP noise reduction technology, it delivers recording clarity up to 1536kbps in WAV format.
This recorder is fully compatible with personal computers through USB, making file transfer quick and straightforward. The built-in high-sensitivity microphone captures voices accurately even in larger rooms, while the 3.5 mm headphone jack provides convenient private playback.
Key intelligent functions include voice-activated recording, which automatically starts when sound is detected to conserve battery and storage, and A-B repeat playback for reviewing key sections. The integrated speaker allows instant playback without external devices, and the simple one-button operation ensures ease of use for all experience levels.
Designed for long sessions, the 250 mAh lithium battery supports up to 30 hours of continuous recording and 7 hours of playback on a single charge. With password protection, local file deletion, and multiple recording bitrates, this recorder is built for both everyday note-taking and professional documentation tasks.
Key Features
- High-Quality Recording: Captures audio in WAV format at up to 1536kbps with DSP noise reduction for clear sound.
- Voice-Activated Mode: Starts recording automatically upon detecting sound, reducing power use and file clutter.
- Built-In Speaker: Enables immediate playback without headphones, ideal for reviewing lectures or meetings on the spot.
- USB Connectivity: Easily transfer, cut, and paste recordings between the device and PC using standard USB interface.
- A-B Repeat Playback: Loop important audio segments to improve review and comprehension.
- Long Battery Life: 250 mAh rechargeable battery provides up to 30 hours of continuous recording.
- Password Protection: Secure sensitive files with a 6-digit numeric password.
- Multiple Bitrates: Adjustable recording settings from 32kbps to 1536kbps to match storage and quality needs.
- Compact Design: Lightweight at 35g with a slim 3.3 x 1.4 x 0.5 in profile, ideal for pockets or bags.
- Simple Operation: One-button record, stop, and play controls for effortless usability.
Specifications
- Brand: Sunlan
- Model Number: 8541723710
- Color/Variant: Black
- Input Voltage: 5 V (USB)
- Output Voltage: N/A (Playback via internal speaker / 3.5 mm jack)
- Output Current: USB powered (standard)
- Recording Format: WAV, up to 1536kbps
- Recording Time: Up to 30 hours
- Microphone: Built-In, Mono with Noise Cancellation
- Display Type: 1 inch screen
- Memory Storage Capacity: 16 GB
- Battery Type: 250 mAh Lithium Polymer (rechargeable)
- Battery Life: Up to 30 hours recording, 7 hours playback
- Headphones Jack: 3.5 mm
- Hardware Interface: USB
- Physical Dimensions: 0.5 in (D) x 1.4 in (W) x 3.3 in (H)
- Weight: 35 g
- Certifications: CE, RoHS compliant
- Warranty: Standard 1-year limited warranty
Ideal For
- Students who need reliable lecture recording and easy playback
- Professionals documenting meetings and interviews with clarity
- Journalists capturing on-the-go audio in high quality
- Authors or speakers recording notes, drafts, or talks
- Language learners practicing and reviewing spoken material
Package Includes
- 1 × Sunlan Digital Voice Recorder 16GB
- 1 × USB Data Cable
- 1 × User Manual
FAQs
Can this recorder connect directly to a computer?
Yes, it connects via standard USB for fast file transfer without special software.
Does it support voice-activated recording?
Yes, it automatically starts recording when it detects sound and pauses in silence.
How long can it record on a single charge?
It can record continuously for up to 30 hours before needing a recharge.
Is the recording format compatible with PC and media players?
Yes, it records in WAV format, which is supported by most media players and editing software.
Can I delete files without a computer?
Yes, you can delete recordings directly on the device using the playback screen.
Can it record from telephone lines or external microphones?
It is designed primarily for built-in microphone use; external microphone support is not included.
Is there a password protection feature for recordings?
Yes, you can set a 6-digit numeric password to secure files on the device.
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