Bluetooth Call Music Playing Smart Bracelet $ 28.14 Product information: Screen size: 1.9 Interface: USB 2.0 Body memory: 64M Screen material: TFT Wearing mode: wrist strap Compatible system: fully compatible Operation mode: touch+button Product size: 45 * 38 * 9.9mm Packing list: Watch+charging line+manual+packing box X1PCS