Perceptibility powerful sound in all location with the D2A Loudest Portable Bluetooth Speaker. that includes proprietary Sound Emergence technology, this gadget emits a fantastic volume level without distorting the audio. in addition, the Radiance-1 speaker comes with 4 eq settings together with Bass control, permitting you to customize it for your ears. providing hours of play time on a single charge, it makes it simple to take sound with you. In fact, the Radiance-1 provides more than 12 hours of play time on a single charge and charges in around 2.5 hours. weighing just over 11 pounds, the speaker is lightweight and cozy enough to carry wherever you prefer. Lastly, the Radiance-1 has a powerful onboard battery that allows you to charge your Alexa or mobile phone on the go.