Smartwatch Samsung Galaxy Watch 4 GPS,NFC SM-R870 44 mm nero
PlatformOS Android Wear OS 4, upgradable to 6.0, One UI Watch 8. MiscColors Black, Green, Silver. Condition (see pics). BatteryType Li-Ion 361 mAh. DisplayType Super AMOLED. Bluetooth 5.0, A2DP, LE. CommsWLAN Wi-Fi 802.11 a/b/g/n, dual-band.