UB+ Eupho Alphorn S2 - Your sound, your space. UB+ stands for ubiquitous, meaning present everywhere. The Plus symbolizes the desire to continually enhance products in terms of quality and range. The name truly reflects its purpose! The UB+ speaker combines elements of traditional speaker design with outstanding audio technology. Thanks to its spherical design, it achieves the lowest wave count in the frequency response, providing optimal factors for sound radiation. Features: - Spherical speaker with a diameter of 250 mm - Attractive design - aptX Bluetooth function delivers audio in CD-like quality - Digital audio transmission and amplification ensure nearly lossless transfer to the speaker - True Wireless Stereo (TWS) allows for wireless stereo pairing of two speakers - Crystal clear and noise-free audio playback thanks to the high-capacity battery - Up to 93 dB volume - Long battery life of up to 20 hours (depending on volume level).