[Let's go back in time] With the help of advanced Bluetooth 4.1 technology, this retro radio Bluetooth speaker can connect with your smart device in less than a second. This retro radio also comes with MP3 player, four playback methods, TF card, AUX connection, Bluetooth connection, FM radio [Develop your own fashion style] Specially designed retro radio bluetooth speaker, this retro radio wireless bluetooth speaker has a nostalgic appearance, with stylish and modern meaning. The retro FM radio function can immediately take you back to the good time of surfing on radio channels. This old-fashioned radio bluetooth speaker allows you to enjoy your favorite music! [perfect music lovers] This unique retro radio bluetooth speaker is equipped with a bass enhancement system that can produce an old-fashioned radio from the front. Therefore, you can enjoy the rich stereo sound without any complicated or heavy traditional speakers. Anyone who likes music will love this retro radio speaker. [Small size but amazing volume] Equipped with a 5-watt amplifier to handle audio output, this mini retro radio sounds richer and louder without any distortion. The compact retro radio bluetooth speaker occupies only 4.6 x 2.7 x 2 inches of space, and has a built-in 800mAh rechargeable battery for up to 8 hours of playback time. Take you outside to listen to old-fashioned radios, cooking, parties, paddock work, garages, campfires, hiking, cycling or music on the beach, whatever you need to do. [Reliable quality plus risk-free ] The latest sound production technology, unique design and high-quality retro radio mark that this old-fashioned radio is a unique choice for casual and formal occasions! You can use it anytime, anywhere. Product name: bluetooth speaker radio Frequency Range: FM 87-108 MHz Charging Time: 3 hours BT Playing Time: 2-3 hours (Max voice) Bluetooth: Bluetooth 5.0 Connection Range: 10 meters FM: 30dB Noise-limited sensitivity : FM50dB Speaker: 5W 40mm/4 ohm NdFeB full range speaker Working voltage: 2.7V-4.2V Output Voltage/Current: 5V/600 mAh Weight: 135g Colour:black Material:ABS Size:78 x 50 x 78 mm Package Contents: 1 * FM Radio 1 * charging cable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.