The original Bluetooth speaker adopts unique tyre pattern which fully embodies the spirit of outdoor sports. It can bring you a brand new experience of music enjoyment with its good sound quality. Besides， user can use the speaker without Bluetooth function to play music from mp3， mp4， phone etc.<br><br><strong>Features:</strong><br>The 3 in 1 Bluetooth speaker supports music playing via Bluetooth， TF card， 3.5mm jack.<br>Using Bluetooth 4.0 technology: ensuring stable and fast transmission. User can enjoy wireless music within 10 meters.<br>Powerful 2500mAH battery capacity: the speaker can work for 480 minutes when it is fully charged.<br>Pick up and hang up call function: convenient and practical.<br>Mini and portable size: easy to carry， you can carry it with you or put it on you office desk， table， sofa， etc. <br><br><strong>Specifications:</strong><br>Brand: Mrice<br>Color: Black， army green (optional)<br>Material: ABS + PC<br>Model number: CAMPERS 2.0<br>Bluetooth version: V4.0<br>Operation range: ＜10M (The operation range may vary due to different environment and bluetoothe of the phone) <br>Power output: 3W + 3W<br>Frequency response: 120Hz-18KHz<br>Impedance: 3Ω <br>USB charging voltage: DC 5V<br>Battery capacity: 3.7V / 2500mAH<br>Battery: 1 * Built-in 3.7V 2500MA polymer lithium battery (included)<br>Working time: About 9 hours (50％volume)<br>Item size: 17 * 5 * 7cm / 6.7 * 2 * 2.7in (L * W * H)<br>Item weight: 407g / 14.3oz<br>Package size: 15.5 * 14.6 * 6.8cm / 6 * 5.7 * 2.6in (L * W * H)<br>Package weight: 582g / 20.5oz<br><br><strong>Package List:</strong><br>1 * Bluetooth Speaker <br>1 * USB charge cable<br>1 * 3.5mm cable<br>1 * User manual