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Home / MP3/MP4/iPod/Voice Recorders / Tengzhou Portable Professional HD Noise-Canceling Long-Standby Voice Recorder for Students, Class Transcription Device

Attributes

Brand -
Category Root / MP3/MP4/iPod/Voice Recorders
Origin -
Brand Tengzhou
Screen Type 2.4-inch IPS Color Display
Storage Capacity Supports up to 128GB TF Card (Not Included)
Battery Life Up to 30 Hours Continuous Recording
Noise Reduction AI Smart Noise Cancellation Technology
Recording Format WAV, MP3, AAC
Connectivity USB 2.0 High-Speed Transfer
Microphone Type Dual Omni-directional Condenser Mics
Dimensions 4.5 x 1.2 x 0.4 inches
Weight 3.2 ounces

6 reviews

A

Anonymous

Mar 25, 2026

Rating: 5/5

Best purchase for study groups

We use this for our engineering study group recordings. Even when four people are talking, the dual mics pick everyone up clearly. The playback speed control is also a nice touch for reviewing notes quickly.

A

Anonymous

Mar 25, 2026

Rating: 4/5

Compact and powerful

Fits easily in my shirt pocket. The sound quality is professional grade for the price point. My only wish is that it came with a carrying case, but otherwise, it's a fantastic tool for journalists.

A

Anonymous

Mar 21, 2026

Rating: 5/5

Perfect for University Lectures

I bought this for my law classes and the noise cancellation is incredible. It filters out the hallway chatter perfectly while keeping the professor's voice crisp. The battery lasts through two days of classes without needing a charge.

A

Anonymous

Mar 10, 2026

Rating: 5/5

AI Feature is a Game Changer

The AI smart recording feature really works. It seems to boost voices and lower background hum automatically. Transcription accuracy when I upload the files to my computer is surprisingly high.

A

Anonymous

Mar 07, 2026

Rating: 4/5

Great value, easy interface

The color screen makes navigating files much easier than my old black-and-white recorder. Setup was instant. I deducted one star because the included USB cable feels a bit flimsy, but the device itself is solid.

A

Anonymous

Mar 06, 2026

Rating: 5/5

Long standby time as advertised

I used this during a three-day conference. I only charged it once before leaving home. The audio quality in large halls is excellent, and the file organization by date is very helpful.

5 FAQ

Q: What formats are the files saved in, and are they compatible with Mac?

A: Files are saved in WAV, MP3, or AAC formats depending on your settings. These are universally compatible with macOS, Windows, and most media players without needing additional drivers.

Q: How long does it take to fully charge the battery?

A: Using a standard 5V/1A USB adapter, the device typically takes about 2.5 to 3 hours to reach a full charge from empty.

Q: Can I listen to recordings directly on the device without a computer?

A: Yes, the device features a built-in speaker and a 2.4-inch color screen, allowing you to play back, pause, and navigate your recordings directly on the unit.

Q: Does this recorder come with an SD card included?

A: No, the Tengzhou Voice Recorder does not include a TF (microSD) card in the box. It supports cards up to 128GB, which can be purchased separately.

Q: Is the noise cancellation effective in a noisy coffee shop?

A: Absolutely. The AI Smart Noise Cancellation is designed specifically to isolate human speech from ambient background noise, making it highly effective in environments like coffee shops or busy streets.

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