Product Overview Amazing Loudness: This retro radio speaker uses a 3W speaker to handle the sound output, and the sound is rich and loud without distortion. Built-in 400mAh rechargeable battery, continuous play time is about 3 hours. Let's go back in time: This retro radio speaker has a retro and elegant appearance. It has a boxy design, which combines modern technology with classic retro aesthetics, and combines the latest and greatest digital audio technology with the retro feel of the 1950s. With advanced Bluetooth 5.0 technology, this retro Bluetooth speaker can be connected to your smart device in less than a second. Develop your own style: The specially designed retro Bluetooth speaker makes you stand out with its unique retro appearance. This nostalgic retro Bluetooth speaker lets you feel the romance of the past while listening to the radio. The retro FM radio function lets you instantly return to the good old days of radio navigation. Enjoy a relaxing time with this retro Bluetooth speaker Multifunctional Bluetooth Speaker: With support for Bluetooth playback, memory card insertion for playback, USB playback and aux audio output, this retro speaker is a unique choice for both casual and formal occasions. You can use it anytime, anywhere.