THE MOVING SOUNDSTAGEThis is one of the best wireless speakers yet developed by ub+. We spent over a year putting our passion and effort, creating the next generation of phenomenal wireless audio product. Alphorn by ub+ is to have a beautifully crafted state-of-art design while looking, feeling and most importantly, sounding spectacular. 20hrs BATTERY LIFE Binge watch your favorite movies from morning till night. Or bring our speakers to party from night till dawn. worry not if the battery will last, worry more if you will have enough stamina that lasts! 35Hz LOW BASE Who needs a clunky subwoofer when a single speaker unit can already rule them all! Our patented enclosure design makes it possible for low frequency sound to pass through, delivers powerful bass output! Did we mention each speaker can delivers up to 93dB of sound? TRUE WIRELESS STEREO (TWS)True Wireless Stereo (TWS) is a wireless technology that allows two speakers to connect, sync, and play audio simultaneously. Stream audio from your phone via Bluetooth/NFC and use TWS to double your audio output and play across bigger spaces! 1 Year Local Warranty UB+ UB+ S2+ ALPHORN - Water Resistant Long Battery Super Bass Bluetooth Aesthetics Speaker, Glossy Black with Black Wooden stand