?Are you a travel enthusiast? This bluetooth music box which is designed for outdoor using is perfect for you. Playing music， it canrelax you on the way of travel. Being used as thermometer and flashlight， you can conveniently measure temperature and makeillumination when camping.<br> <br> Features:<br> Designed for outdoor use， multi-function of thermometer and flashlight.<br> Support A2DP， a built-in 3W speaker， relax you by wonderful bluetooth music.<br> Built-in microphone and hand free function for clear voice call.<br> Two connection modes: Bluetooth connection and audio cable connection， more choice， more flexible.<br> Bluetooth stereo sound， perfect sound quality.<br> Water， dust and crash resistant.<br> Hook design， convenient to carry.<br> <br> Specifications:<br> Bluetooth version: V2.1+EDR<br> Working distance: 10 meters<br> Battery type: Lithium battery 500mAh 3.7V (included)<br> TF card: MP3， WMA， WAV format.<br> Water resistant level: 4 levels<br> Output power: 5W<br> Charging voltage: DC 5V<br> Charging interface: USB micro 5P jack<br> Frequency response: 150Hz-20KHz<br> SNR: ＞70db<br> Connecting cable: 3.5mm stereo audio cable<br> Item weight: 259g / 9.15oz<br> Item size: 8.5 * 8.5 * 4cm / 3.34 * 3.34 * 1.57in (L * W * H)<br> Package weight: 362g / 12.79oz<br> Package size: 14 * 14 * 6.5cm / 5.51 * 5.51 * 2.55in (L * W * H)<br> <br> Note: The speaker cannot be immersed in water.<br> <br> Package List:<br> 1 * Bluetooth speaker<br> 1 * USB charging cable<br> 1 * Audio cable<br> 1 * Snap hook<br> 1 * User manual (English)<br>  <br>  <br>  <br>  <br>  <br>  <br>