Galaxy Watch4 Classic Bluetooth (42mm),Diseño clásico y de primera calidad con bisel giratorio, Bluetooth, Wi-Fi, Bluetooth v5.0, Super AMOLED, 1.2″ (30.4mm),Dual-Core 1.18GHz.RAM (GB)1.5, ROM (GB) 16. Accelerometer, Barometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor, Optical Heart Rate Sensor, Electrical heart sensor, Bioelectrical Impedance Analysis Sensor, Hall Sensor.Dimensiones 41.5 x 41.5 x 11.2 mm.Peso 46.5 g.