Smart watch with Sim Card and memory card port

This watch has two working modes. One is company mode (Bluetooth) , the other one is Network mode (Sim Card inserted) .It enable to make call or receive call and send or get message via the sim card you inserted which means at this time this watch works as a real cellphone,you can hang out without your cellphone General Model DZ09 Material Medical silicone Quantity 1Piece Color Golden Network Networking GSM Frequency GSM 850/900/1800/1900 MHz SIM Type Micro SIM SIM Slot 1 Network Standby Single Standby Network Conversation One-Party Conversation Only GPS No System Type Brand New Operating System No CPU Processor MTK6260A 533MHz CPU Core Quantity Single Core Language English, Chinese Storage RAM 128MB Internal Storage 64MB Memory Card Support TF card up to 32GB Display Screen Size 1.56inch Touch Screen Capacitive Screen Screen Resolution 240 x 240 pixels Camera Secondary Camera Lens 200 KP Touch Focus Yes Power Battery Capacity 380mAh Talk Time 3Hour Standby Time 180Hour Other Features Bluetooth Version V3.0 TV No Radio Tuner Yes Waterproof Level IPX1 Sensor G-sensor I/O Interface Mini USB 5pin Interface Format Supported Picture Format: JPEG, GIF, BMP, PNG Music Format: MP3, WAV Video Format: MP4 Wristband Material Medical silicone Wristband Length 22cm Other Features Bluetooth Dialer, Contacts, Call Reminder, Clock, Anti-loss, Pedometer, Sleep Monitor, Sedentary Reminder, Calendar Dimensions & Weight Dimensions 8.66 in x 1.57 in x 0.39 in (22 cm x 4 cm x 0.98 cm) Weight 2.75 oz (78 g) Packing List 1 x Battery1 x Charger(US Plug)1 x USB charging cable (80cm)1 x Chinese/English manual