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USB Expansion Adapter

As our smartphones become more and more like computers, we need more and more computer-like tools to support them. Have you ever wanted to use a wireless mouse with your smartphone? Or have you ever dreamed of easily expanding the storage space of your phone? The USB Expansion Adapter easily converts the micro-USB charging port of your phone into a powerful productivity hub.

Increase your phone's storage space

Plug in an external thumb drive for more storage space. Save photos, music, apps, onto this thumb drive and save your phone’s internal memory from filling up.

Transfer files between phones and computers

Transferring files between phones and computers is now extremely simple. Just plug the USB Expansion Adapter into your phone, save the files onto your thumb drive, and then plug the Adapter into your computer.

Attach a Mouse or a Keyboard

Use the USB Expansion Adapter to plug in a wireless or wired mouse or keyboard. Use these tools then to navigate your phone quicker and more accurately. Type out your emails faster. Move around in your internet browser with ease.

The USB Expansion Adapter from BoxWave: Expand your Productivity

Ready. Set. Accessory

Our Ready. Set. Accessories deliver instant functionality right out of the package. Accessory line products are designed to make your life easier, more compatible, and less expensive.

Choose the USB Expansion Adapter that's right for you:

    Type in your device name or choose one of the brands below



















Don't see a USB Expansion Adapter model that's available for your device?

You can send a request for a new version that supports your device!  Send a Request for a new USB Expansion Adapter

Accessories for my:

Amazon Fire Phone

Amazon Kindle Fire HDX 7.0

Amazon Kindle Paperwhite

Amazon Kindle Voyage

Apple iPad 4

Apple iPad Air

Apple iPad Air 2

Apple iPad mini 3

Apple iPad Pro 9.7 (2016)

Apple iPhone 5

Apple iPhone 5c

Apple iPhone 5s

Apple iPhone 6

Apple iPhone 6 Plus

BlackBerry Passport

Blackberry Z10

Blackberry Z3

Garmin Forerunner 220

Google Nexus 5

HTC One (M8 2014)

HTC One (M8) mini

HTC One (M9) Plus

Huawei Ascend Mate 3

Huawei Ascend P7

Huawei Ascend P7 mini


LG G3 mini


LG Nexus 4

Microsoft Surface Pro 3

Motorola Moto X (2nd Gen)

Nokia Lumia 1520

Nokia Lumia 920

Nokia Lumia Icon

OnePlus One

Oppo Find 7

Samsung Galaxy Note 2

Samsung Galaxy Note 4

Samsung Galaxy Note Edge

Samsung Galaxy S5

Samsung Galaxy S5 Active

Samsung Galaxy S5 Sport

Samsung Galaxy S6

Samsung Galaxy S6 Active

Samsung Galaxy S6 Edge

Samsung Galaxy Tab

Sony Xperia Z3

Xiaomi Mi 3

Xiaomi Redmi Note

Help me find accessories for another device!

New Releases

New USB Expansion Adapter models:

LeEco Le 2
LeEco Le Max 2
Elephone P9000 Edge
Hasselblad X1D
Meizu MX6
Huawei G9 Plus
Huawei Nova
Huawei Nova Plus
LG V20
Motorola Moto Z Play
Sony Xperia X Compact
OnePlus 3