Zsun WiFi TF Card Reader Extend Phone MemorySKU: SW525

Share your photos, musics and videos wirelessly on the go. Expand your phone/tablet memory. Do not need Internet connection. High download speed.

Compatible with windows PC, Android/iOS phone and tablets. Android and iOS App available. Support Max 2T MicroSD / TF card. Connect to up to 8 devices simultaneously.

Safe data transfer via WEP/WPA and password protection. Plug and play. Easy to use.

Tier Prices

  • Buy 2 for $12.86 each and save 2%
  • Buy 5 for $12.65 each and save 3%

Out of stock


Expand Phone Storage on the go!


Wireless WiFi TF Card Reader lets you store and access music, videos, photos, and documents wirelessly on up to 8 devices simultaneously. You can quickly move files between all your mobile devices or share with your friends.



SW525 Smart WiFi Reader gets power from USB.20 mobile bank,laptop etc. Mini WiFi TF reader has built-in WiFi hotspot and don't need Internet connection, cables or router, so you can take with it anywhere.

  • Free Zsun Android iOS App

    User-friendly App

    Edit / share files on the phone

    Play medias on the phones/tablets

  • Share Multi-media

    Share multi-media wirelessly

    Connect to 8 devices simultaneously

    No need Internet connection

    High download speed

  • Standard SD Memory Card

    Password Protection

    WiFi Hotpot password authentication

    Only authorized users are able to access

    Change the SSID name



Download Zsun APP

Download Android APP  | Download iOS APP

Note: For mobile devices: iOS version 5.0 or higher or Android version 2.3 or higher is required.


Features of WiFi SD 4G Memory Card


  • No need internet connection
  • Instant Sharing and Instant Transfer
  • Transfer RAW MP4 AVI MOV and JPEG at high speed
  • Free Android and iOS APP
  • Supports up to 8 simultaneous connections
  • Password authentication protected
  • 1 year quality warranty

What do you get?

Package contents and benefits

  • Package Contents

    1 x WiFi TF Card Card Reader

    1 x User's Manual





  • Package contents and benefits

  • Warranty

    30days money back guarantee

    1 year quality warranty



    Great Supports

    1 working day swift reply

    Lifetime technical supports


    Need Help?

    FAQ | Support articles

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LED indicator (green): connect with USB port, the indicator lights up, which means WIFI card reader starts to work. After 10 seconds, indicator flashes frequently, now phone can be connected.


Download APP:

1. Scan two-dimensional code

2. Visit the official website

3. Application store For IOS phone, download "zsun" from APP store and install it For Android phone, download "zsun" from the application stores and install it

Note: iOS version 5.0 or higher or Android version 2.3 or higher is required.


















Connect phone with WIFI card reader:

1. Connect card reader with USB port, the indicator lights up. After 10 seconds, indicator flashes frequently.

2. Open the wifi setting interface of phone/tablet, search and connect wifi card reader "zsun-xxxx".

3. Enter software "zsun" to read the storage content (3 modes to choose)



1. WIFI: under this mode, the storage content of wifi card reader is displayed through wifi connection.

2. USB flash disk: under this mode, the storage content is not displayed in APP. Connect it with computer via data cable, then the computer will display the content.

3. My device (phone/tablet): under this mode, the content of my device will be displayed. Note: When WIFI function is not used, the card reader can directly connect with computer to read the content of memory card.

Capacity Support TF Card up to 2TB
Interface USB 2.0
WiFi Standard IEEE802.11b/g/n
Users Connect to max 5 users
Downloading max 3 Users
Applications Zsun Android & iOS APP
Terminals Android/iOS Phone and Tablets, Windows PC
Power Source Any devices with 5V USB port (Power Bank, Laptop, Car DVD, Wall charger etc)
Launch Date May 07, 2015
Color White/Black/Pink
Housing Material ABS
Measurement 1.77 in x 1.18 in x 0.79 in (4.5 cm x 3 cm x 2 cm)
Package Window Color Box

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