The primary difference between internal and external speakers equipment accessories is what? Main difference is that the convenience of installation and replacement part, have more advantages that external equipment accessories. A mobile speakers installed the built in speaker bag accessories, generally will not go to replace equipment accessories, it is difficult because of the built-in speaker equipment accessories replacement. And outside design of the speaker equipment accessories is different, it is simple and convenient replacement, can also according to the weight of the box or personal favorite luggage accessories look to replace the adapter speakers equipment accessories, use more simple and more convenient more popular! Equipment accessories, luggage accessories co. , LTD. , founded in 2007. With 12 years equipment accessories, baggage car research and development, production and manufacturing experience, custom luggage accessories, can come to diagram to sample customization, welcome to visit our luggage accessories and field trips! Or enter luggage accessories website for consultation for more information! — — Equipment accessories, luggage accessories co. , LTD. 12 years experience in equipment accessories research and development manufacturing custom hotline: 0769 - 83980113 13829269591 website: WWW. tianyu76。 Com email: gdqiangyi @ 163. Com address: luggage accessories, catalpa village bridge city changping town bridge industrial zone in bl1 building