Specifications: 1. Bluetooth V2.1+EDR Smart Voice Handsfree It can match with your phone by bluetooth. connecting it with your phone, you can listen to the music in your phone, make wireless hand free phone call(with built-in microphone in the speaker), and even make it to be a smart alarm clock(set the alarm time on your phone, and connect with the speaker by bluetooch ) 2. Wireless charging/sensor control Dual battery It is with a built-in Li-battery(Libattery capacity:3.7V/ 500MAH) and we also send you a mobile power which can charge for it and other Mobile equipment. When turn on the switch of the mobile power, it would turn red, at this time, you just need to put the speaker on it. Without any other connect line, the speaker can be charged. 3. Absolutely wireless technology You can control this speaker in any place with bluetooth,or touch the button on the top of it to play,pause,next and so on. Don"t need any cable line to connect it with your phone or computer 4. the top of the touch design Asimom 3 adopts top touch design, rotating touch to adjust the volume. next song, last song,and getting incoming calls, making alarm clock stop can be done by touching the top of the touch buttons. 5.Adopt NFC technology What is NFC? Near Field Communication (NFC) when connecting your phone with the speaker, the speaker can play music immediately. as long as you use your NFC smart phone or NFC device to touch speaker, the speaker can play music. If you want to stop the music,only need to touch it again . Joined the NFC would make playing music more simple. 6. With DOSS APP 1)DOSS independent research and development of the APP more fluid experience, to operation A Ximo III by APP interact directly; 2)Built-in DOSS Bluetooth products information,make query convenient 3)Built-in thousands of domestic and international radio 7.Unique DOSS Air-bass air resonance technique Adopt DOSS Air-Bass air resonance technique, make the voice sounds more good.