Attractive creative art design. Unique, innovative, outstanding skull with glasses design; perfectly portable, easily fitting into backpacks or laptop bags. Easy song and volume control, call answering, and great for home décor or gifting. Exceptional sound quality. Built-in Hi-Fi chip and subwoofer chip; smart noise reduction and stereo enhancement technology deliver clear, uniform, and fantastic sound quality. Advanced audio processing technology, larger drivers, and more powerful amplifier modules result in fully articulated sound at all volumes. HANDCRAFTED. Hand-filled with polymer resin, vacuum integral molding at -0.2 MPA, then hand-painted. The matte black surface is uniquely textured, making you love it. The material is lightweight, weighing approximately 540g. Long playtime, fast charging. Built-in 1200 mAh battery provides up to 6-7 hours of music playback on a full charge; charges in just 2 hours. Constructed with premium materials for lasting performance. Universal micro USB charging port and support for TF card, U-disk, and audio cable connection. TRUE WIRELESS STEREO. 8W sound level not loud enough? Thanks to the TWS function, pairing two speakers of this model achieves true wireless Bluetooth playback for left and right channels from two separate Bluetooth speakers. Control only the TWS master unit; music plays synchronously on both devices with double-amplified stereo sound, filling your space with music.