Enjoy the music wirelessly with total freedom thanks to NGS Roller Coaster, a 10W portable speaker with reduced size and an incredible sound that will cheer up your moments. Enjoy an authentic outdoor experience! It features several playback options to play your music the way that you prefer: Compatible with Bluetooth Technology: Connect your device via Bluetooth 5.0 and play your music with the best sound quality Aux Input: Connect any external audio source through a 3.5 mm jack cable. Audio Micro SD and USB input: Plug in a Micro SD memory or USB memory card and play all your digital files, supports MP3, WMA, WAV, and AAC formats. Two is better than one Amplify the sound, you can pair two NGS Roller Coaster simultaneously and increase the sound power thanks to its True Wireless Technology. Double the power and the party is guaranteed! 10 hours Non-Stop Enjoy music without interruptions, the speaker is equipped with a 1200 mAh integrated battery (rechargeable via Micro USB) that outstands for its long life, supporting up to 10 hours* that may vary depending on the playback volume. *6 hours at maximum volume, 8 hours at 70% and 10 hours at 50%. Take all your music on the move Designed to take it with you wherever you go, the speaker is equipped with a removable cord suitable for attaching to your backpack, bicycle, etc. You will be able to transport it with total control. Double protection It features an IPX6 rating that means the NGS Roller Coaster is highly resistant to dust and can resist water jets of extremely high pressure for at least 3 minutes. One-click access to your music In the upper part the speaker offers simple and easy access buttons to turn up/down the volume, play, pause and skip tracks. As well as two original buttons in the front part to regulate the volume that confer personality to the speaker.