Mini Mushroom Speaker 4.0 Speaker MP3 Player with Mic Portable HiFi Stereo Blutooth For Mobile Phone Features: 1. Built-in 4.0 + EDR module. 2. audio sound, perfect sound quality and bass effect. 3. 10M transmission distance. Support phone, ipod and other devices with function. 4. hands free function, answer call easily. music controlling function. 5. Built-in rechargeable Li-ion battery, lasts for up to about 7 hours per charge. Technical parameters: Rated impedance:4.0hm Rated power:3W Rated voltage: DC5V Frequency response:3dB RMS:1.2W Frequency scope: 170-15KHz Power supply: DC 5V Built-in Li-ion battery Speake:2 inches. Comes with retail package. Note: Colors may are a little different from the picture. It is normal due to the resolution difference of your computer Dear customers, Thank you for your attention and order. Our philosophy is "customer is our God", we will insist for each customer to provide safe, reliable and stable products and convenient,fast,high-quality services. At the same time, we need the support of each of our customers. So, if you have any good comments or suggestions for our products and services, please give us a message the first time, we will immediately improve, and will provide you with a small gift. We hope that with your support of the growing, with China's best electronic products at the most preferential prices available to every customer worldwide, at the same time for each customer to provide the best quality service. Thank you very much. Shipping 1 After the payment, we arrange the shipment within 48 hours (except holidays) 2 Chinese postal parcel shipping time is about 15-60 days, in remote areas will be longer 3 EMS shipping 15 days or so, UPS, DHL, TNT, Fedex usually takes 4-6 days. Packing 1 All products are 100% sent. 2 Product before sending we will test to ensure no problems. 3 Transport easily damaged goods, we will remove the packaging, and replaced with a more robust package (hope to get your understanding) Service 1 Buyer receives the goods are not satisfied you can return within 15 days of 2 Product defects, you can apply for replacement or refund service!We will provide you with a solution within 24 hours (except holidays). Feedback 1 Dear buyers, if you satisfied with our products, please give us a positive feedback.（This is very important to us） 2 If you have questions about products or suggestions, please leave us a message!We will be at your service within 24 hours(except holidays) Finally, I wish you a happy shopping! Thank you!