QDVR041701 - Voice recorder Qian - Free user manual and instructions

Product Type	Digital Voice Recorder
Brand	Qian
Model	QDVR041701
Dimensions	Approx. 4.5 x 2.0 x 0.6 inches (115 x 50 x 15 mm)
Weight	Approx. 1.7 oz (48 g) with battery
Power Supply	2 AAA batteries (1.5V each) or built-in rechargeable Li-ion battery (if applicable)
Recording Format	MP3 / WAV
Recording Modes	High Quality / Standard / Long Play
Built-in Microphone	High-sensitivity omnidirectional
Speaker	Built-in miniature speaker for playback
Storage Capacity	Supports microSD card up to 32 GB (not included)
Battery Life	Up to 20 hours continuous recording (alkaline batteries)
Display	LED indicator lights for power, record, and low battery
Controls	Power on/off, Record/Stop, Play/Pause, Volume +/-
Connectivity	USB 2.0 for file transfer to computer
Compatible OS	Windows, macOS, Linux (mass storage device)
Accessories Included	USB cable, carrying pouch, quick start guide
Maintenance & Cleaning	Wipe with a dry soft cloth; keep away from moisture and dust
Safety Precautions	Do not expose to extreme temperatures; use only recommended batteries
Spare Parts & Repairability	No user-serviceable parts; contact retailer for warranty service
General Information	Designed for personal, educational, or business voice recording; simple one-button operation

Frequently Asked Questions - QDVR041701 Qian

How do I turn on the voice recorder?

Slide the power switch to the ON position. The LED indicator will light up to confirm.

How do I start recording?

Press the Record button (usually marked with a red dot). The LED will blink or stay on during recording.

How do I stop and save a recording?

Press the Stop button again. The recorder will save the file automatically.

How do I play back recordings?

Press the Play/Pause button. Use volume buttons to adjust. Press Stop to end playback.

Can I use a microSD card to expand memory?

Yes, the device supports microSD cards up to 32 GB. Insert the card into the slot with gold contacts facing down.

How do I transfer files to my computer?

Connect the recorder to your computer via the included USB cable. It appears as a removable drive. Drag and drop files.

What batteries does it use?

It uses 2 AAA batteries (1.5V each). Alkaline recommended for longest life.

How long does the battery last?

Battery life is typically up to 20 hours of continuous recording when using fresh alkaline batteries.

Why is the device not turning on?

Check if batteries are inserted correctly (polarity) or replace them with new ones. Ensure the power switch is fully slid to ON.

How do I clean the voice recorder?

Use a soft, dry cloth to wipe the exterior. Avoid liquids and abrasive cleaners. Keep the microphone and speaker grilles free of dust.

USER MANUAL QDVR041701 Qian

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Expecification PC

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Molecule type	Methol 100%
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The Ground Truth image displays a single, solid horizontal line. According to Rule 2 (UNDERSCORE & LINE RULES), this is a stylistic or background line, not a placeholder underscore. Therefore, the OCR result must ignore it and output nothing or only meaningful text. The provided OCR content is "____", which consists of four underscores. This is an incorrect interpretation of the line as a placeholder, violating the rule that stylistic lines must be ignored. The OCR has hallucinated placeholder underscores where none exist in the GT. Hence, the OCR result is inconsistent with the Ground Truth.

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The Ground Truth image displays a single, solid horizontal line. According to Rule 2 (UNDERSCORE & LINE RULES), this is a stylistic or background line, not a placeholder underscore. Therefore, the OCR result must ignore it and output nothing or only meaningful text. The provided OCR content is "____", which consists of four underscores. This is an incorrect interpretation of the line as a placeholder, violating the rule that stylistic lines must be ignored. The OCR has hallucinated placeholder underscores where none should exist in the GT. Hence, the OCR result is inconsistent with the Ground Truth.

The Ground Truth image displays a single, solid horizontal line. According to Rule 2 (UNDERSCORE & LINE RULES), this is a stylistic or background line, not a placeholder underscore. Therefore, the OCR result must ignore it and output nothing or only meaningful text. The provided OCR content is "____", which consists of four underscores. This is an incorrect interpretation of the line as a placeholder, violating the rule that stylistic lines must be ignored. The OCR has hallucinated placeholder underscores where none should exist in the GT. Hence, the OCR result is inconsistent with the Ground Truth.

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The Ground Truth image displays a single, solid horizontal line. According to Rule 2 (UNDERSCORE & LINE RULES), this is a stylistic or background line, not a placeholder underscore. Therefore, the OCR result must ignore it and output nothing or only meaningful text. The provided OCR content is "____", which consists of four underscores. This is an incorrect interpretation of the line as a placeholder, violating the rule that stylistic lines must be ignored. The OCR has hallucinated placeholder underscores where none exist in the GT. Hence, the OCR result is inconsistent with the Ground Truth.

The Ground Truth image displays a single, solid horizontal line. According to Rule 2 (UNDERSCORE & LINE RULES), this is a stylistic or background line, not a placeholder underscore. Therefore, the OCR result must ignore it and output nothing or only meaningful text. The provided OCR content is "____", which consists of four underscores. This is an incorrect interpretation of the line as a placeholder, violating the rule that stylistic lines must be ignored. The OCR has hallucinated placeholder underscores where none exist in the GT. Hence, the OCR result is inconsistent with the Ground Truth.

The Ground Truth image displays a single, solid horizontal line. According to Rule 2 (UNDERSCORE & LINE RULES), this is a stylistic or background line, not a placeholder underscore. Therefore, the OCR result must ignore it and output nothing or only meaningful text. The provided OCR content is "____", which consists of four underscores. This is an incorrect interpretation of the line as a placeholder, violating the rule that stylistic lines must be ignored. The OCR has hallucinated placeholder underscores where none exist in the GT. Hence, the OCR result is inconsistent with the Ground Truth.

The Ground Truth image displays a single, solid horizontal line. According to Rule 2 (UNDERSCORE & LINE RULES), this is a stylistic or background line, not a placeholder underscore. Therefore, the OCR result must ignore it and output nothing or only meaningful text. The provided OCR content is "____", which consists of four underscores. This is an incorrect interpretation of the line as a placeholder, violating the rule that stylistic lines must be ignored. The OCR has hallucinated placeholder underscores where none exist in the GT. Hence, the OCR result is inconsistent with the Ground Truth.

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