Quantum QHM 620 USB Mini Speaker
- Stock: In Stock
- Brand: Quantum
- Model: QHM 620
- SKU: XKLGUX
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| ✅ Warranty Included | All products come with warranty for your peace of mind |
Discover crisp, portable sound with the Quantum QHM 620 USB Mini Speaker — a compact audio solution designed to bring clarity and punch to your workstation, laptop or travel kit. This plug-and-play USB-powered speaker solves weak built-in speakers and tinny audio, delivering clear mids, defined highs and surprising bass for its size. Practical for daily calls, music and videos, it’s lightweight and durable for on-the-go use. Backed by a 1-year manufacturer warranty and Vlebazaar’s trusted after-sales support and reliable delivery, you get performance plus peace of mind with every purchase.
Top Features
- Compact design — ideal for desks and travel without sacrificing sound quality
- USB-powered plug-and-play — no drivers needed for instant setup
- Clear vocal reproduction — better calls, podcasts and dialogue in videos
- Surprising bass depth — enhanced low frequencies for fuller music playback
- Durable ABS build — scratch-resistant and long-lasting for daily use
- Simple volume control — tactile knob for fast, precise adjustments
- Low power draw — efficient USB power keeps energy use minimal
- Universal compatibility — works seamlessly with PCs, laptops and devices via AUX/OTG
- Stable sound at moderate volumes — minimal distortion for balanced listening
- Lightweight comfort — easy to carry and position anywhere
Technical Specifications
| Specification | Details |
|---|---|
| Model | Quantum QHM 620 |
| Brand | Quantum |
| Dimensions | 65 x 65 x 80 mm |
| Weight | ≈ 180 g |
| Colour | Matte Black |
| Warranty | 1 Year Manufacturer Warranty |
| Compatibility | Windows / macOS / Linux / Android (OTG) / Any device with 3.5mm AUX |
| Materials / Build | Durable ABS plastic exterior with metal mesh grille |
| Output Power | 3W RMS (Total) |
| Connectivity | USB (power) + 3.5mm AUX (audio) |
| Power Source | USB-powered (no internal battery) |
| Driver Size | 40 mm full-range driver |
| Frequency Response | 120 Hz – 20 kHz |
| Signal-to-Noise Ratio | ≥ 65 dB |
| Impedance | 4 Ω |
| Controls | Volume knob / On-Off switch |
| Cable Length | Approximately 1.2 m (USB + AUX) |
| Box Contents | Quantum QHM 620 Speaker, USB cable, 3.5mm audio cable, User Manual, Warranty Card |
Why Buy From Vlebazaar?
- Verified products and genuine manufacturer warranty — shop with confidence
- Fast, trackable delivery and secure packaging to protect your purchase
- Dedicated customer support and hassle-free returns for peace of mind
- Competitive pricing with occasional exclusive deals and bundle offers
- Detailed product pages and user-focused assistance to help you choose right
Who Should Buy This?
- Students and remote workers who need a compact, clear-sounding desktop speaker
- Frequent travelers looking for lightweight, portable audio for hotels and co-working spaces
- Budget-conscious buyers who don’t want to compromise on clarity and build quality
- Anyone replacing weak laptop speakers or adding a simple external audio upgrade
- Casual listeners who want clear vocal playback for calls, podcasts and videos
Smart FAQs
-
Is the Quantum QHM 620 battery powered?
No. The QHM 620 is USB-powered and does not contain an internal battery. It draws power directly from your laptop, PC or USB adapter.
-
Will it work with my smartphone?
Yes. It works with smartphones that support OTG for USB power or via the 3.5mm AUX audio connection if your phone has a headphone jack or adapter.
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Do I need to install drivers?
No drivers are required. The speaker is plug-and-play — connect the USB for power and the 3.5mm cable for audio.
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What is included in the box?
The package includes the Quantum QHM 620 speaker, USB power cable, 3.5mm audio cable, user manual and warranty card.
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How long is the warranty and how do I claim service?
The speaker includes a 1-year manufacturer warranty. For service, contact Vlebazaar support or the Quantum service centre listed on your warranty card; Vlebazaar can assist with claims and logistics.
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Can it fill a large room?
As a mini USB speaker, the QHM 620 is optimized for personal desks, small rooms and near-field listening. For large rooms or parties, a higher-power system is recommended.
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Does it support stereo sound?
This model is a single compact speaker suitable for mono/near-field use. For full stereo, consider pairing two units or choosing a stereo mini system.
| Country and Manufacturer | |
| Country of Origin | China |
| General | |
| Brand | Quantum |
| Condition | New |
