Upgrade Retro Design in Details: In addition to the thickened spherical contact surface foot pads to effectively isolate vibrations and the MDF wooden shell design. The upgraded version is designed with high-quality leather handles. The special edge banding process not only ensures a comfortable grip but also reduces wear and erosion. Bluetooth Speakers Wireless: Bluetooth V5.4 audio receiver support the simultaneous connection of two Bluetooth devices for seamless audio streaming with stable connection. You can easily switch seamlessly between your mobile phone and tablet, saying goodbye to cumbersome operations. Quality Sound with 360°Audio Experience: Hi-Res Audio certified with high performance ADC and amplifier supporting 24bit/96kHz high-resolution audio processing. 18W+11W+11W (RMS) total 40W output power, Oval mid-low driver and tweeter with neodymium magnets and Oval passive bass radiator for punchy bass ensure 360°audio experience. Multiple Input Modes: Aside from Bluetooth input, other supported input sources include AUX, USB-C port and TF card. Works with EDIFIER ConneX mobile app for more functions. You can control the playback, sound effect switch, EQ customization and Manual and settings. Long Battery Life: The built-in battery pack supports 19 hours playback (@ 50% volume) after fully charged. This portable speaker boasts a 4800 mAh high-capacity Lithium-ion battery pack. It only takes 4 to 5 hours to charge once. bluetooth speaker