Bluetooth - Bluetooth 5.0 wireless technology.

Trackpad - Wide Force Touch trackpad offers precise cursor control and pressure-sensing capabilities, enables Force clicks, accelerators, pressure-sensitive drawing, and Multi-Touch gestures.

Keyboard - Integrated a thin, backlit third generation butterfly mechanism keyboard with an integrated Touch Bar with a touch-sensitive control that adapts for different applications and provides Touch ID login support in lieu of traditional function keys, and a gigantic Force Touch trackpad.

Size and Weight - Height: 0.61 inch, Width: 13.75 inches, Depth: 9.48 inches, Weight: 4.02 pounds.

Connections (Purchased Separately) - VGA output using USB-C VGA Multiport Adapter (Not Included), HDMI video output using USB-C Digital AV Multiport Adapter (Not Included).

Connections - Four Thunderbolt 3 ports (USB-C connector) that also support the USB 3.1 Gen 2 standard (up to 10 Gbps).

Power Adapter - 87W USB C Power Adapter Included.

Operating System - MacOS Hi-Sierra installed and Optional Dual Boot Windows OS installed.

Graphics Processor - Either an AMD Radeon Pro 555X or 560X with 4 GB of dedicated GDDR5 memory - as well as an integrated Intel UHD Graphics 630 graphics processor that shares memory with the system.Memory - 8GB Memory, Upgradable 32GB Memory.Hard Drive - Base 256GB Flash Drive, Upgradable 4TB Flash Drive.Processor - 2.9Ghz Intel 6-Core i9 Processor.Screen - 15.4-inch LED-backlit Retina DG high-resolution display, 2880x1800 resolution with True Tone technology.Warranty - Quality Assurance Tested with 30 Day money back guarantee and Optional Extended Warranties: 6 months, 1 year, 2 years and 3 years.Electronic versions are available online. Product Includes - Macbook Pro Laptop shipped in heavy duty shipping boxes for maximum protection, battery, AC adapter and power cord, Apple macOS Hi-Sierra, optional Microsoft Windows OS and optional Parrallels installed, iSight and iLife installed on hard drive.

Extended Warranty and Insurance must be added at time of purchase. Options - Customize your Macbook Pro to select: Condition, Hard Drive, Memory, Optional Windows OS and Battery.Product - Used and Refurbished Macbook Pro 15.4-inch (Retina DG, Space Gray, Touch Bar) 2.9Ghz 6-Core i9 (Mid 2018).

Macbook pro 13.3 vs 15.4 resolution