musical birthday card

Custom own sound /music Greeting Card : Material: 250g white paper card Pre-recorded time: 3 to 270 seconds as long as customer supply the sound file in WAV or MP3 format .( according to our experience ,many of our customers own recorded message is within 20 seconds length ) The pre-recorded message in the card can not erase ,only for playing . When users open the card , it will play the pre-recorded automatically . Lifecycle: 1000 to 1500 times (from the beginning to the end of music as one time) Structure: music IC, circuit,speaker, colorful, on/off card and packing Customized designs are accepted Standard Size: 12.5 x 17.8cm ,( customers own design is also ok to do ) .Unfolded size: 25.0 x 17.8cm ( three folds ) Packing information: One piece/OPP bag,120 pieces/inner box ,240 pieces/carton Carton dimensions: (L) 35.5 x (W) 33.5 x (H) 49cm Net weight: 9kg ,Gross weight: 10kg MOQ: 3000 PCS