Dear Mr Alibaba Supplier, We are a company from Spain. We have found your speaker amplifier module with CE RoHS SPM350AD-BT from Alibaba site. we kindly ask you to send us the informations about the product of the followings specifications: RMS Watts, warranty, Voltage, Certification, What is the minimum order quantity? please forward any information you have available regarding the questions above. thanks/RegardsAlbertoAndres Show More