User's Manual

1 About This Manual

The EF501/EF501R provides high quality features as a smart terminal using Bluebird’s creative ideas and

technological expertise. This user manual is designed to help users effectively operate the device.

• Please read this manual carefully before using the device for safe and proper use.

• This device may only be used in countries where it is sold.

• The components and colors of this device in this manual may differ from the actual product.

• Features and specifications are subject to change without prior notice.

• Content may vary by software version or by service provider.

• Apps and features may vary by country or region.

• Certain features of this device may have performance issues due to user environment, programs in use, or

peripheral device usage. Bluebird is not liable for any issues caused by third-party apps or accessories.

• Modifying the device’s operating system or installing software from unknown sources may cause device

malfunction or data loss. Improper or unauthorized use of the device is a violation of the Bluebird license

agreement and void your one-year limited warranty.