Thanks for your approval to the quality our round shape sound recorder and heartbeat sound module and our services. During this month, we paid all attention to meet a short lead time for you to catch the event, wish you a great success in the sound modules and recordable voice chip for toys and our further cooperation in Super September. Any other request of white noise machine or sound books, learning machines as well, pls do not hesitate to contact us. Thank you again. ~Cathy