... .Color:CYMK, glossy lamination 4.Usage:baby learing 5.OEM/ODM Sound Board Book for Baby SpecificationInput Voltage4.5V(3pcs 1.5V batteries ... , printed labels, PCB, IC, PET printed board, loudspeaker, batteries, wire harnessICOTP or Mask Rom(depend on the quantity)BatteryAAA(1.5V, 300mAh ... request.5) Shipping port: Shenzhen, China6) Discounts are offered based on the order quantites.7) MOQ: 5,000pcs.