4G Smartwatch WiFi GPS BT5.0 Smartwatch 2.4 Inch Touch Screen Support SIM Card Phone Call for Android 10.7 4GB/64GB Music Player 2MP Camera IP67 Water Proof Type: On Wrist Smartwatch Support Frequency Band:         2G: GSM: 850/900/1800/1900         3G: WCDMA: B1/B2/B5/B8, TD-SCDMA: B34/B39         4G: LTE-FDD: B1/B2/B3/B5/B7/B8/B12/B17/B20, LTE-TDD: B38/B39/B40/B41(100MHz) System: for Android 10.7 OS CPU: MTK6762 8-core 2.0GHz processor + PAR2822 RAM+ROM: 6GB+128GB Screen Size: 2.4 inches TFT Resolution: 640*480p Camera: Side camera 2MP, front camera 0.3MP SIM Card Slot: Yes BT Version: 5.0 WiFi: 2.4GHz, 802.11b/g/n GPS: Support GPS, Beidou, Granas, AGPS, LBS, WIFI Battery Capacity: 1500mAh polymer battery Standby Time: 3-5 days Charging Time: about 3 hours Support Language: English, Arabic, German, Spanish, Persian, Finnish, French, Italian, Japanese, Hebrew, Malaysian, Dutch, Polish, Portuguese, Russian, Thai, Turkish, Vietnamese, Korean, Filipino, Hindi APP Name: Gao Fit Case Material: Zinc Alloy Bezel Material: Zinc Alloy Button Material: Zinc Alloy Band Material: TPU Color: Black Strap Size: 28mm, overall circumference 270mm Watch Size: 69.6*53.3*16.9mm/2.74*2.09*0.66in Item Weight: 115g/4.06oz Package Size: 108*108*80mm/4.25*4.25*3.15in Package Weight: 285g/10.08oz