"Excellent Design - It Combined with Smart Touch Screen technology and Echo Dot design,Sensitive touch offers you funny control. Gently touching with your fingertip easily achieve switching the songs and volume control and taking the calls.A fun gift that's guaranteed to bring a smile. Full, High-Def Sound with a small body - Super compact design ,40mm 3 W driver, with subwoofer resonator, You want a loud sound during the meeting? When watching a movie on a computer, at home party, you want a larger volume, better sound? all satisfy you !!! Bluetooth 4.1 technology - Equipped with the advanced technology, compatible with all Bluetooth devices. And the phone can display the remaining power of the speaker ,Speaker automatically reconnects to the last device used,Connect your devices in just 3 seconds.The speaker will shut down when Bluetooth is disconnected for 10 minutes, which is helpful to save power when the unit is accidentally left on. Long Playtime, Fast Recharge - Built-in 1000mah High performance li-battery ,Enjoy 12-15 hours of music at 50% volume, if you play it 1-2 hours every day at mid volume, it no need to charge in 2 weeks, up to three times longer than similar-sized portable speakers. Recharge in just 2-3 hours using the included Micro USB cable. Complete Compatibility - Pair smartphones, tablets, laptops and more via Bluetooth , or connect non-Bluetooth devices such as MP3 players using the included AUX cable. or insert Mrico SD card to play music.A PREMIUM GIFT,with CE, FCC and ROHS certifications,it's guaranteed to last."