Description Model Number : SM-R860NZSAMEA Dimensions : 40.4 x 39.3 x 9.8 mm (1.59 x 1.55 x 0.39 in) Build : Glass front (Gorilla Glass DX ), aluminum frame IP Rating : 50m water resistant (IP68) Display Type : Super AMOLED Display Size : 1.2 inches Display Resolution : 396 x 396 pixels (~330 ppi density) OS : Android Wear OS, One UI Watch 3 CPU : Dual-core 1.18 GHz Cortex-A55 Internal : 16GB 1.5GB RAM Loudspeaker : Yes WLAN : Wi-Fi 802.11 a/b/g/n, dual-band Bluetooth : 5.0, A2DP, LE Battery : Li-Ion 361 mAh, non-removable Charging : Qi wireless charging