Maybe you are a portable speaker purchasing manager, who are looking for high quality portable speaker, and Guangzhou 7-sword Electronics Co.,Ltd. are a professional manufacturer & supplier that can meet your needs. Not only portable speaker we produced have certificated the international industry standard, but we can also meet your customization needs. We provide online, timely service and you can get professional guidance on portable speaker. Don't hesitate to get in touch with us if you are interested in portable speaker, we won't let you down.