This device is unlocked to work with all network carriers in the US but won't work international ( None-US carriers ) 

The Apple iPhone 8 Plus with the model number A1897 is a larger variant of the iPhone 8, featuring a 5.5-inch display and a dual-camera system. Here's an overview:

Apple iPhone 8 Plus 5.5" | A1897:

Key Features:

• Display: 5.5-inch Retina HD display with True Tone for accurate colors.

• Camera System: Dual 12MP camera system with Optical Image Stabilization (OIS). Supports Portrait mode, Portrait Lighting, and 4K video recording.

• A11 Bionic Chip: Powered by the A11 Bionic chip for fast performance and energy efficiency.

• Touch ID: Features Touch ID for secure fingerprint authentication.

• Wireless Charging: Supports wireless charging with Qi-compatible chargers.

• iOS: Originally released with iOS 11, the iPhone 8 Plus received subsequent iOS updates.

• Design: Features a glass back and aluminum frame.

Color Options:

• Gold
• Silver
• Space Gray
• Red

Storage Options:

• 64GB
• 128GB
• 256GB