Conveniently store, transfer, stream, and back up data by connecting directly to various smart devices.
When changing mobile phones, conveniently copy address books, photos, and videos through the restore function

Saerotek (CEO Sang-in Park) announced on the 30th that it has released the 'ZSUN (model name: ST-WF100SD)', an ultra-small WiFi/USB compatible memory reader that can be connected to various mobile devices via WiFi to easily transfer, share, and play data, and can also be used as a large-capacity USB memory for a PC.

With just one 'ZSUN', which is as small as a coin (30x33x13mm), you can easily stream videos and transfer data by connecting wirelessly to various devices. In other words, you can connect this product to WiFi at any time by simply plugging it into a USB port on a portable power bank, PC, USB charger, USB hub, etc., and access data right away through the 'ZSUN' dedicated app.

In particular, 'ZSUN' is very useful during outdoor activities and travel. Using the car's USB port, you can freely enjoy videos, music, etc. while traveling or moving, and up to 8 people can connect at the same time. In addition, you can back up various information addresses, photos, etc. of your mobile phone so that you can conveniently use them on other changed devices. It also supports the function of a wireless repeater so that you can enjoy the Internet even when your smart device is connected to 'ZSUN', and you can form a WiFi zone around it so that you can share the Internet when using other smart devices.


Another advantage is that you can change the memory capacity at will. You can expand the capacity of your smart device at any time by simply changing the memory card in the micro SD slot, and it can also be used as a large-capacity USB memory drive. Available for Apple iOS devices, Android OS devices, Windows and Mac PCs

It can be used as a wireless repeater, so you can surf the Internet even while connected to the device.

Additionally, it is equipped with a chipset from Qualcomm, the world's leading communications chip manufacturer, providing the most stable usage environment with low power consumption.

A Saerotech official said, “ZSUN (model name: ST-WF100SD) is a coin-sized, ultra-small WiFi/USB compatible memory that allows users who are complaining about insufficient storage on their smart devices to easily expand the storage and use various digital contents of ‘ZSUN’ anytime, anywhere.” He added, “Saerotech is introducing various WiFi-enabled products so that consumers can enjoy a richer mobile life.”

“ZSUN (model name: ST-WF100SD)” is released in three colors: blue, white, and black, and the recommended retail price is 22,500 won (excluding memory). It can be purchased at the official Sarotech online store (shop.sarotech.com) and various online and open markets.