Rioddas BT638 USB 3.0 CD/DVD Duplicator
Portable USB 3.0 CD/DVD burner duplicates discs at up to 24x CD and 8x DVD speeds with plug-and-play operation
- TypeUSB 3.0 USB-A
- TargetUSB 3.0
- Buffer Memory2 unknown_modifier
- Data Transfer Rate5 gigabits_per_second
- DVD+RMax 24xCD / 8xDVD
- Operating TypePlug and Play
- Plug-and-play setup with no external power needed
- USB 3.0 interface delivers up to 5 Gbps transfer speed
- Physical eject button releases discs even if the computer fails to recognise the drive
- Supports CD±R/RW, DVD±R/RW, DVD-RAM, VCD, SVCD and M-disc
- Slim 1.0 in profile measures 6.5 in by 6.4 in for easy portability
Portable USB 3.0 CD/DVD Duplicator
The Rioddas BT638 is a compact external optical drive that reads and writes CD and DVD media, including M-disc support. It connects via USB 3.0 Type-A and operates entirely from bus power, so no separate adapter is required. The unit suits laptop and desktop users who need a lightweight disc burner for archiving, software installation or media playback.
Compatibility and Connection Checks
Verify that your computer has a USB-A port and runs Windows, macOS or Linux, as the drive relies on native plug-and-play drivers. On desktop systems, use a rear motherboard port for reliable power delivery; front-panel or hub connections may cause detection issues. Note that the device cannot be used directly with car infotainment systems or televisions.
Thermals Noise and Power Draw
The slim enclosure measures 6.5 by 6.4 by 1.0 inches and draws all power from the USB bus, so there is no external brick and no fan noise. During read or write operations the drive runs silently, with only the normal mechanical sound of the disc spinning. Heat output remains low because the maximum sustained transfer rate is limited to the USB 3.0 interface speed.
Highlights
- Plug-and-play setup with no external power needed
- USB 3.0 interface delivers up to 5 Gbps transfer speed
- Physical eject button releases discs even if the computer fails to recognise the drive
- Supports CD±R/RW, DVD±R/RW, DVD-RAM, VCD, SVCD and M-disc
- Slim 1.0 in profile measures 6.5 in by 6.4 in for easy portability
Specifications
| Brand | Rioddas |
|---|---|
| Model | BT638 |
| Type | USB 3.0 USB-A |
| Target | USB 3.0 |
| Buffer Memory | 2 unknown_modifier |
| Data Transfer Rate | 5 gigabits_per_second |
| DVD+R | Max 24xCD / 8xDVD |
| Operating Type | Plug and Play |
| Panel Color | BLACK. |
| Dimensions (H x W x D) | 6.5 in x 6.4 in x 1.0 in |
Questions about this item
Does the Rioddas BT638 duplicator include a USB cable or do I need to buy one?
The drive connects via a built-in USB 3.0 Type-A plug so no separate cable is required; just insert it into a USB port on your laptop or desktop.
Which speed rating should I expect when burning DVDs with the BT638?
The unit writes DVD±R discs at up to 8× and CDs at up to 24×, matching the maximum rates listed for this model.
What does the 5 Gbps USB 3.0 figure mean for real-world disc copying?
The 5 Gbps interface ceiling is higher than the drive’s own 8× DVD write throughput, so the bottleneck remains the optical media speed, not the USB link.
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