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DIY Craft Smart Paper Horn Speaker Holder Mount For iPhone: Made out of recycled degradable paper material, this paper iPhone speaker produce no pollution to the environment. And it can effectively improve the mobile phone volume, and add more sonorous music scene feeling. You can also use it to hold the phone. See the tutorial

DIY Craft Smart Paper Horn Speaker Holder Mount For iPhone: Made out of recycled degradable paper material, this paper iPhone speaker produce no pollution to the environment. And it can effectively improve the mobile phone volume, and add more sonorous m