Operating System: FreeRTOSDisplay: 2.41cm (0.95")Memory: 2 MBBattery Capacity: 120 mAhWarranty: 1 Year Warranty

Operating System: FreeRTOSDisplay: 1.89cm (0.74")Memory: 128 GBBattery Capacity: 70 mAhColours: Black ,White, YellowWarranty: 1 Year Warranty

Operating System: TizenMemory: 1.5 GBDisplay: 1.3 inch (32.9mm)Battery Capacity: 472mAhColour: SilverWarranty: 1 Year Warranty

Operating System: TizenMemory: 1.5 GBDisplay: 1.2 inch (30.2mm)Battery Capacity: 270mAhColour:BlackWarranty: 1 Year Warranty

Operating System: TizenDisplay: 3.45cm (1.4")Battery Capacity: 340mAhConnectivity: 44MM with BTWarranty: 1 Year Warranty

Operating System: TizenDisplay: 1.4 inch (34.5mm)Memory: 1.5 GBBattery Capacity: 340mAhColour:SilverConnectivity: 44MM with LTEWarranty: 1 Year Warranty

Standard Battery Capacity: 58 mAhConnectivity: Bluetooth v5.0 (LE up to 2 Mbps)Colour: Black , White, YellowWarranty: 1 Year Warranty