For long-term storage of your files, this Mac Book Pro is equipped with a 256GB PCIe SSD, with sequential read speeds up to 3.1 GB/s and sequential write speeds up to 2.1 GB/s.
If you want to add external peripherals, dual Thunderbolt 3 ports support bi-directional transfer speeds of up to 40 Gb/s, while also supporting 10 Gb/s USB 3.1 and device charging.
You should have better return policy for your apple product.
802.11ac dual-band Wi-Fi is built-in for wireless networking, and Bluetooth 4.2 technology will also allow you to connect additional compatible peripherals.
Other integrated features include a 720p webcam, dual microphones, stereo speakers, a 78-key backlit keyboard with 12 function keys and four arrow keys, an ambient light sensor, and a larger Force Touch trackpad.
I was a bit apprehensive about the butterfly keyboard, but found myself typing almost as fast as on my Thinkpad after only 30 minutes, and now a couple weeks later I am typing faster.
The screen is gorgeous, and the laptop is unbelievably fast. The only drawback is the battery life is not as good as Apple claimed.