Model : OV90 3D Amoled Display Smartwatch Compatible system IOS/Android system Product Hardware Platform: JL7012A6S LCD display: 1.952 410 * 502 ultra high definition AMOLED, 3D flexible surface design Touch panel: capacitive System memory: 512KB Internal ROM: 4Mb External flash memory: 256MB Size: 45.4 * 37 * 10.3mm Battery: 3.7V/230mAh Operating system: RTOS Bluetooth: Bluetooth 5.3+BT3.0 G-Sensor: Yes Heart: Yes Heart rate LC11S: heart rate blood oxygen infrared Speaker: Yes Microphone: Yes USB: No Vibroseismic source: Yes Wireless charging: magnetic charging Languages supported by the device English, Simplified Chinese, Turkish language, Russian, Spanish, Italian, Portuguese, German, French, Dutch language, Polish language, Czech language, Hungarian language, Slovak language, Japanese, Danish language, Finnish language, Norwegian language, Swedish language, Serbian language, Thai, Hindi, Vietnamese language, Arabic, Hebrew language, Bengali language, Romanian language, Croatian language, Malaysian Malay Package contains 1 smartwatch 1 charger cable 1 user manual