Ugreen CM304 2-in-1 USB A & USB C Card Reader (80191)
Original price was: 990৳.850৳Current price is: 850৳.
Spend ৳5,000 or more to save ৳150
- Fast Delivery Dhaka in 24–48h
- Secure Payment COD / MFS / Cards
- 100% Authentic Genuine Warranty
- 24/7 Support Expert Assistance
UGREEN CM304 2-in-1 USB A & USB C Card Reader (80191)
Key Features
- Dual-connector architecture with USB-C 3.1 Gen 1 and USB-A 3.0 male interfaces
- High-speed data transfer protocol operating at up to 5Gbps interface bandwidth
- Real-world memory card read/write speeds reaching up to 100MB/s
- Dual-slot support for SD, SDHC, SDXC, Micro SD (TF), Micro SDHC, and Micro SDXC cards
- Simultaneous dual-card reading and writing to transfer data between cards seamlessly
- Supports high-capacity memory cards tested up to 512GB (theoretical limit up to 2TB)
- Hot-swappable plug-and-play design eliminating host restarts or manual eject procedures
- Compact ABS housing (73 × 21.5 × 11.5mm) with protective connector end caps
Product Gallery
Dual USB-C & USB-A Connectors, 5Gbps Bandwidth & 100MB/s Card Transfer
The CM304 2-in-1 Memory Card Reader (Model SKU: 80191) from UGREEN offers high-speed, multi-platform media transfer capabilities across USB-A and USB-C ecosystems. Available at Umrelo, this adapter connects camera, drone, and smartphone memory cards directly to host devices without needing additional dongles.
Featuring dual integrated male connectors—USB-C 3.1 Gen 1 and USB 3.0 Type-A—the CM304 provides up to 5Gbps data transfer bandwidth. Its internal controller achieves practical card read/write speeds of up to 100MB/s, enabling quick offloading of high-resolution RAW photos, 4K video clips, and media libraries.
Engineered to handle both standard SD and Micro SD (TF) cards simultaneously, the reader supports hot-swapping for uninterrupted file management. Tested with cards up to 512GB and theoretically compatible up to 2TB, its durable ABS body protects internal circuitry during daily travel. Discover additional UGREEN card readers, fast GaN wall chargers, and portable power banks available at Umrelo.
Technical Specifications
| Brand & Series | UGREEN Accessories Series |
| Model Name & SKU | CM304 (Part Number: 80191) |
| Product Type | 2-in-1 Dual Connector SD / Micro SD Card Reader |
| Host Connectors | USB-C 3.1 Gen 1 (Male) + USB-A 3.0 (Male) |
| Card Slots | 1× SD Slot + 1× Micro SD (TF) Slot |
| Transfer Speed | Up to 5Gbps Interface (~100MB/s Card Read/Write) |
| Simultaneous Read | Supported (Read & Write Both Slots Simultaneously) |
| Supported Capacity | Tested up to 512GB (Theoretical Support up to 2TB) |
| Hot-Swapping | Supported (Plug-and-Play) |
| Body Material | Durable Flame-Retardant ABS Chassis |
| Dimensions & Weight | 73 × 21.5 × 11.5 mm |
| OS Compatibility | Windows, macOS, Linux, Android, iPadOS & Chrome OS |
| Device Compatibility | Laptops, MacBooks, PCs, Smartphones, PS4/PS5, Smart TVs |
| Authentic Availability | 100% Original Brand Stock at Umrelo Bangladesh |
| Category | Mobile Accessories / Card Readers & Hub Adapters |
Note: The USB-C and USB-A male plugs cannot be connected to two host devices simultaneously.
What's in the Box
• UGREEN CM304 2-in-1 USB A & USB C Card Reader (80191) × 1
• Protective Connector Caps × 2
• User Guide & Documentation × 1
Frequently Asked Questions
Where can I buy original UGREEN accessories in Bangladesh?
Get 100% genuine UGREEN products at Umrelo with delivery across Bangladesh, or visit our Experience Center in Dhaka at Shop 461, Level 03, Motalib Plaza, Hatirpool. WhatsApp: 01940166001. Explore all accessories and hub adapters available at Umrelo.
Can I read an SD card and a Micro SD card at the same time?
Yes. The UGREEN CM304 supports dual-card reading and writing simultaneously, allowing you to transfer files directly between an SD card and a Micro SD card without saving them to your device first.
Can I use both the USB-C and USB-A plugs at the same time?
No. The dual connectors are designed to connect to one host device at a time (either via USB-C or USB-A). Do not attempt to plug both ends into different devices simultaneously.
Is this card reader compatible with OTG-enabled smartphones?
Yes. It works with USB-C Android smartphones, iPhones with USB-C, and iPad models that support OTG, allowing direct media transfers from camera cards to your phone.
UGREEN Products in Bangladesh
UGREEN is a consumer electronics brand founded in 2012 and based in Shenzhen, China. It started with USB hardware and has grown into a full range of chargers, cables, adapters, hubs, audio and storage, used by hundreds of millions of people worldwide. Learn more on the brand's official website.
In Bangladesh, UGREEN is a practical choice when you want one reliable charger, cable or adapter that works across several devices. Umrelo is a trusted UGREEN distributor in Bangladesh. You can get UGREEN wall chargers, UGREEN power banks (including wireless power banks), UGREEN cables, UGREEN HDMI cables, UGREEN USB hubs and docks, and authentic UGREEN products from Umrelo. Official UGREEN products are also available on umrelo.com.bd.
Where to buy authentic UGREEN in Bangladesh: Umrelo sells original products at the best price, online with delivery across Bangladesh and at our showroom in Dhaka. Shop all UGREEN products →
Why Buy Original UGREEN Products from Umrelo
- Original products in Bangladesh, at the best price. We source from trusted distributors and keep our prices competitive across chargers, cables, hubs and more.
- Purchase UGREEN products from our shop. Enjoy a hassle-free shopping experience at our Motalib Plaza store in Hatirpool, Dhaka, where our team helps you pick the right charger, cable or hub for your devices. We're open 11 AM to 9 PM every day except Tuesday.
- Home delivery and cash on delivery. Order online and we deliver across Bangladesh: Dhaka in 1 to 2 days, other districts in 2 to 3 days, with cash on delivery inside Dhaka.
- Clear product details and easy support. Every product page lists the model and specifications, our team is on WhatsApp for questions, and our return policy is stated clearly.
How to Choose the Right UGREEN Product
- Choosing a charger. Check the wattage, port type (USB-C or USB-A), fast-charging protocol such as USB Power Delivery, and your device. A compact 20W to 30W charger suits most phones, laptops usually need 65W or more, and multi-port models charge several devices at once. Browse wall chargers.
- Choosing a cable. Check the connector type, length, charging speed and data support. The cable must handle the wattage of your charger and device. Browse cables and HDMI cables.
- Choosing a hub or dock. Check your laptop's port type first, then list the ports you need, such as HDMI, USB-A, USB-C, Ethernet or a card reader, and whether you want charging passthrough. Browse USB hubs and docks.
- Choosing a power bank. A 10,000 mAh model balances size and capacity for daily use, and a 20,000 mAh model suits travel and heavy use. Check the output wattage and ports. Browse power banks.
UGREEN FAQs
Where can I buy authentic UGREEN products in Bangladesh?
Umrelo sells authentic products in Bangladesh at the best price. Order online at umrelo.com.bd with delivery across Bangladesh, or visit our showroom at Shop 461, Level 03, Motalib Plaza, Hatirpool, Dhaka. See all UGREEN products.
Are UGREEN products at Umrelo original?
Yes. Umrelo sells original products sourced from trusted distributors. Each product page lists the exact model and specifications, and our team can answer any question on WhatsApp. You can get popular UGREEN products at the Umrelo shop at Motalib Plaza, Dhaka.
Is UGREEN available in Bangladesh?
Yes. UGREEN products are available in Bangladesh, and you can get UGREEN products at Umrelo. Eligible products supplied by the official distributor come with a 12-month warranty, so please look for "Official Product" or "Official Warranty" in the product description.
Does Umrelo sell UGREEN in Bangladesh?
Yes. Umrelo sells UGREEN in Bangladesh, online at umrelo.com.bd with delivery across the country and at our shop at Motalib Plaza, Dhaka. See all UGREEN products.
What products does Umrelo sell?
You can get wall chargers, power banks, cables, HDMI cables, USB hubs and docks and more. Availability changes, so check the brand page for the current range.
What is the UGREEN price in Bangladesh?
UGREEN prices depend on the product, wattage, ports and features, and they change with stock and offers. The current price is always shown on each product page, and Umrelo keeps its prices competitive.
Are UGREEN chargers good for iPhone and Samsung phones?
Yes. Nexode chargers support USB-C Power Delivery, which recent iPhones, Samsung Galaxy phones and most laptops use for fast charging. Use a USB-C cable that matches your phone and check the output on the product page.
How do I choose the right UGREEN charger?
Check your device's charging wattage, the port type and whether you need one port or several. A 20W to 30W charger suits most phones, and laptops usually need 65W or more. See our wall chargers.
How do I choose the right cable?
Match the connector on both ends (USB-C, Lightning, USB-A or HDMI), choose the length you need and make sure the cable supports your charger's wattage. See our cables.
What can a UGREEN hub or dock add to my laptop?
A USB hub or Revodok dock adds ports such as HDMI, USB-A, Ethernet and card readers through one USB-C port. Check that your laptop's USB-C port supports video output, and see the ports listed on each product page.
Can I order online and pay cash on delivery?
Delivery inside Dhaka city costs ৳60 and takes 1 to 2 days. Gazipur, Savar and Narayanganj cost ৳100 (1 to 2 days). Other districts cost ৳120 and take 2 to 3 days, with the delivery charge paid in advance. You can pay by cash on delivery (inside Dhaka), mobile banking or card.
Can I buy from your showroom at Motalib Plaza?
Yes, you can buy them at our showroom at Shop 461, Level 03, Motalib Plaza, Hatirpool, Dhaka. However, not every product listed on our website is always available at the showroom, so please contact us on WhatsApp at +880 1940-166001 before you visit. We are open every day from 11 AM to 9 PM, except Tuesday.
Delivery Information | ডেলিভারি তথ্য
Fast & Reliable Nationwide Shipping from Umrelo.com.bd
Inside Dhaka Metro
ঢাকা সিটির ভেতরেGazipur, Savar, Narayanganj
গাজীপুর, সাভার, নারায়ণগঞ্জOutside Dhaka Metro
ঢাকার বাইরে জেলা শহরLarge Items / Weight Notice
Delivery charges may vary for large items or products with significant weight. We will notify the customer during order confirmation.
অতিরিক্ত ওজনের বা বড় সাইজের প্রোডাক্টের ক্ষেত্রে ডেলিভারি চার্জ পরিবর্তন হতে পারে। অর্ডার কনফার্ম করার সময় গ্রাহককে তা জানিয়ে দেওয়া হবে।Order Cut-off Time: 04:00 PM
Orders placed after 4:00 PM will be processed on the next business day.
বিকাল ৪টার পরের অর্ডারগুলো পরবর্তী কার্যদিবসে প্রসেস করা হবে।Advance Payment Notice
For deliveries outside Dhaka Metro city areas, the delivery charge must be paid in advance to confirm the order.
ঢাকার বাইরের ডেলিভারির ক্ষেত্রে অর্ডার কনফার্ম করতে ডেলিভারি চার্জ অগ্রিম প্রদান করতে হবে।
Ugreen CM304 2-in-1 USB A & USB C Card Reader (80191)
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What is the price of the Ugreen CM304 2-in-1 USB A & USB C Card Reader (80191) in Bangladesh?
The latest price of Ugreen CM304 2-in-1 USB A & USB C Card Reader (80191) is 850৳. Shop genuine Ugreen CM304 2-in-1 USB A & USB C Card Reader (80191) online at Umrelo.com.bd or visit our Motalib Plaza Experience Center in Dhaka today.
- Fast Delivery Dhaka in 24–48h
- Secure Payment COD / MFS / Cards
- 100% Authentic Genuine Warranty
- 24/7 Support Expert Assistance
