Scooping out this vaguely disc-shaped motherboard next, we peek under the shields and find:

A Samsung SiP FO-PLP combining the Exynos 9110 dual-core, 1.15 GHz Cortex-A53 processor, their in-house 1 GB DRAM and Power Management IC

Samsung Shannon 915 Intermediate Frequency IC

NXP PN80T NFC controller w/ Secure Element

Broadcom BCM430132 WiFi/Bluetooth module and Broadcom GNSS Location Hub for GPS/GLONASS/etc

Qualcomm Atheros QPA5580 Power Amplifier (likely)

IDT P9222S wireless power receiver