Simplecom DA330 USB-C to Dual HDMI MST Adapter 4K@60Hz with PD and Audio Out

2 sold in last 8 hours
5 In stock
Electronics > Computer Accessories
$53.99 $65.95
Size Guide
customers are viewing this product


DA330 is a USB-C multiport MST (Multi Stream Transport) adapter offers dual HDMI outputs, USB-C Power Delivery, and 3.5mm audio output. It allows you to connect 2 screens simultaneously and supports both extend and mirror modes for Windows system.
DA330 supports display resolutions up to 4K@60Hz when single display is connected, and up to 4K@30Hz when two displays are connected. It also supports Power Delivery up to 100W charging via the USB-C port and one 3.5mm headphone jack for audio output.
Don't be restricted to the small screen on laptop, this adapter can significantly increase productivity by adding two screens to your laptop and ideal for multi-tasking. It’s a great solution for work or home office to display independent content on extra screens, and makes multi-tasking easier.
Support MST (Multi Stream Transport) for mirror or extended screen mode
Connect 2 HDMI displays to your computer through a single USB-C port
Support 2 mirrored screens or 2 extended screens
Significantly increase productivity by adding multiple screens
Support resolutions up to 4K@60Hz when single display is connected
Support resolutions up to 4K@30Hz when two displays are connected
Power Delivery supports up to 100W charging via the USB-C port
3.5mm headphone jack for audio output
Plug and Play, no driver or software required
Aluminum casing, durable and better heat dissipation
MST supports Windows only, MacOS supports one extended screen only


Material: Aluminum
Connection Ports: 2xHDMI, 3.5mm Audio, USB-C, USB-C PD
HDMI Resolution (1 Display): Support up to 3840x2160 at 60Hz (4K@60Hz)
HDMI Resolution (2 Displays): Support up to 3840x2160 at 30Hz (4K@30Hz)
PD Charging: 1x USB-C Female (for charging only), up to 100W
Operation Temperature: 0 - 50°C
Cable Length: 10cm approx.
Dimension: 6.2cm x 5.2cm x 1.5cm
System Requirements
Available USB-C port with DP Alt Mode (DisplayPort Alternate Mode) support
Windows 8 or above is required for MST and 2 Extended Screen support
MacOS does not support MST technology and will only support one extended output


Before purchasing, please confirm the USB-C port on your device supports DisplayPort Alternate Mode (DP Alt Mode). Some USB-C ports only work for charging or data transfer, no video output function
4K@60Hz resolution only can be supported when single display is connected
The USB-C Female port is for PD Charging only, not for data transfer
Please connect power delivery adapter when power is not enough

Package Content

1x Simplecom DA330 USB-C to Dual HDMI MST Adapter 4K@60Hz with PD and Audio Out

Rolladeal Return/Exchange Policy:

When you are shopping at Rolladeal, we want you to shop with confidence. We are committed to making your shopping experience a success. We trust that you will be happy with your experience on our webstore. This policy is provided in addition to and does not alter any of your statutory rights under the Australian Consumer Law.

We gladly accept unused, unworn, unwashed, or defective merchandise purchased on for return or exchange. Item must be in original condition with all the tags, labels and tickets intact, must not to be worn, used, altered or washed and must be in its original packaging. We will return the item to the buyer if above conditions are not met. Please note the original shipping charges incurred at the time of purchase (if any) are non-refundable.

Should a Customer seek to return goods to RK Global, they must in the first instance contact RK Global (“Returned Good”) within 72 hours of receipt of the goods by email to You must complete the Returns Form and place it in the packet. Please see the Instructions For Return Or Exchange for complete directions.


1. Returns accepted within 14 days of purchase. On Sale items cannot be returned.

2. Due to health reasons cosmetics, earrings, fragrances and nail polishes cannot be returned unless faulty or not as described.

3. Gift cards cannot be returned or exchanged.

4. The original order number is required to process your return. If you don’t have this information, please Contact Us

 Free Return/Exchange is available for customers in Australia. We offer free return or exchange for faulty, damaged or significantly different product than that described within 14 days of delivery. We will even bear the return postage charges. Please note that leather is a natural material and as such variations in colour, texture, grain, marks and creases are part of this material's unique characteristic.

For change of mind or wrong selection of size or colour, we will happily refund or exchange within 14 days of delivery. In such cases, customers are responsible for all return postage.

Please note a full refund will be offered if another size or colour is out of stock. Customer will be given opportunity to register for notification when the item is in stock again. Also note the original shipping charges incurred at the time of purchase (if any) are non-refundable.

Once your returned item has been received at our warehouse, we’ll process the refund usually within 7 to 10 working days. Please allow 5-10 business days for refunds to be received to your original form of payment once processed. We will send you a notification once refund has been processed.

Please note: If you paid with a gift card or e-gift card, a new gift card or e-gift card in the amount of the credit will be issued and mailed/emailed to you accordingly. Gift cards cannot be returned or exchanged.

Swimwear, Lingerie And Intimate Apparel Return And Exchange:

It is not possible to return swimwear, lingerie or intimate apparel items that have been worn or are returned in a used/soiled condition. All intimate apparel must be returned in original condition with original packaging and tags attached and with hygiene strips in place. Please try swimwear wearing full briefs.

 International Return/Exchange:

Should you wish to return a faulty item, you must contact us within 14 days of delivery. We will send you a prepaid return postage label. International orders cannot be exchanged because of any reason and will be refunded in full in case of item being faulty upon receipt of return. Customer will need to place a new order should they want an exchange. Customers are reponsible for all return postage for returns. So please select your item carefully. We will not be responsible for loss or damage during transit. We recommend using a postage method which insures items in transit.

 Variation To Refund And Exchange Policy For Items Purchased With Afterpay:

An item purchased online using Afterpay as tender can be refunded by posting it to our return address or exchanged for product or a gift card. Refund/Gift cards will be issued for any difference between the item exchanged and the amount originally paid. All refunds and exchanges are subject to our refund and exchange policy having been met.

Simplecom DA330 USB-C to Dual HDMI MST Adapter 4K@60Hz with PD and Audio Out
You have successfully subscribed!
This email has been registered