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With this Portable and Palm-size Super Bass Bluetooth Speaker， you can enjoy your favourite songs or share them with your families and friends from your devices with the Bluetooth Function or with a 3.5mm Audio Jack， such as Smartphone， Tablet PC， Laptop， Desktop， PSP， MP3， MP4， at home or outdoor.Only simply turn on the Bluetooth of your device and pair it to the speaker， and in no time at all you have a portable speaker that sounds great! Also， if your device does not have the Bluetooth Function， don’t worry!This Mini Speaker has a 3.5mm jack that allows you to connect it to any 3.5mm audio output devices with the included 3.5mm audio cable and have it play through the speaker. Even more， you can play music by TF Card ONLY， and you can switch these three playing modes at anytime.Features:- 100% Brand New and High Quality- With TF Card Slot (Micro SD )， support TF Card up to 16GB， you can play MP3 and WMV format files in the TF card- Support A2DP， AVRCP， headset， hands-free profile- Wireless Portable Mini Bluetooth Stereo Speaker System- Save you from the hassle of tangled wires- Expanded BXS (Bass Xpansion System) drives a fuller， richer low-end response- Built in rechargeable battery ， charged by computer via USB interface- Modular 'Buddy-jack' design: connect a row of Mini Speakers to get jaw-dropping audio performance- Compact and portable， convenient to carry and use it indoor or outdoor.Specifications:- Bluetooth Version: V3.0- Working Range: Up to 10m (about 33 feet)- Working Time: 5 hours- Charging Time: 1~2 hours- Battery Charging Voltage: 5V±0.5V- Battery Capacity: 500mAh- Loudspeaker Output: 40mm 2.6ohm 3W- Input power: DC 5V- Frequency Response: 60Hz-18KHz- S/N: ≥ 96db- Distortion: ≤ 0.5%- Dimensions: 60 x 60 x 53mm- Weight: 230g- Color: Silver and Black (as shown in the picture)How to use it:First you need to charge this speaker for about 1-2 hours， connect it to PC or Laptop with the included USB cable， also you can charge it with a USB AC adapter by plug to the wall socket， then follow the steps below:If you want to play music via Bluetooth:- 1. Press the ON/ OFF Button to the on side， then you may hear" Bluetooth "， that means the Bluetooth function work well.- 2. Turn on the Bluetooth function of your device， then search this speaker， then name is " DG530"， it will show" Not Paired"， then connect it， and you will see " connected" ， that means you connect the device successfully. ( for some old version Bluetooth devices， it may need to input a code， if so， submit the "0000" )- 3. Now enjoy your music with this wireless Bluetooth Speaker， you can long press the "-" button to turn down the volume， and short press it to play previous song， long press the "+"Button to increase volume， and short press it to play next song， and short press the "Playback/ Pause" button to stop/ play the music， and you can also rotate the ring of the speaker to control the volume.Note: if your turn on the Bluetooth of your smartphone or tablet pc next time， the speaker will connect to them automatically.If you want to play music with the included 3.5mm Audio Cable:- 1. Connect your device with a 3.5mm audio jack to the speaker with the included 3.5mm Male to Micro USB cable， then you hear "Audio Input"， means it connect to your device successfully.- 2. Then play music on your device(phone)， Now enjoy your music or video with this speaker- 3. You can long press the "-" button to down volume ( can not short press it to play preview songs)， long press the "+" button to increase volume (can not short press it to play next songs). Short press the " Play/ Pause" button to stop playing music. also you can rotate the ring of the speaker to control the volume.If you want to play music with TF Card:- 1. Make sure your TF card have songs (MP3)， then insert your TF Card into the slot， then hear " Card Play"， that means it can read your card successfully.- 2. Then the speaker will play the songs automatically.- 3. Now enjoy your music with this wireless Bluetooth speaker， you can long press the "-" button to down volume， and short press it to play preview songs， long press the "+" button to increase volume， and short press it to play next songs， and short press the " play/pause" button to play or stop playing music. Also you can rotate the ring of the speaker to control the volume.Even more: when you insert a card in it， connect it to a PC/ Laptop with Audio cable， and connect it to Bluetooth device at the same time， you may switch the play audio source by press "M" button.How to dial or receive a Phone Call:- 1. Pair with your Bluetooth phone step by step following above instruction.- 2. When you need to call someone， dial the number on your phone and pick "DG530" as the source (it will choose the Bluetooth speaker as the audio source if you do not pick others for 2 seconds).- 3. When coming a call， you can only receive it on your phone， or short press the "M" button to receive the call， then you may hear others by this speaker and talk with others with the MIC on the speaker， no need to hand the phone. If you want to reject a call， long press the "M" button.What is included:1 x Portable Super Bass Wireless Bluetooth Speaker(with retail package)1 x USB Cable & AUX Audio Line to Micro USB Charging Cable