Model Number:  SM-1576 Housing Material:  metal  Logo:  Customized Logo OEM/ODM:  Accetable Supply Ability:  500,000pcs/Month Lead Time:  25-35 day for bulk order Payment terms:  L/C, T/T,D/P,Western Union,Paypal,etc. Logistics:  Ocean,Land,Air,Express After-sales Service:  Free spare parts Place of Origin:  Shenzhen, China