Features 1.Enjoy the Music: Portable stereo radio, supporting Bluetooth transmission, USB flash drive, TF card, AUX connected to MP3 and MP4 player, smartphone, PC to play music. Anyone who loves music will love this vintage radio speaker. 2.Built in Battery: With an impressive 8 hour battery life, you can enjoy your favorite music and radio stations uninterrupted for a long time. Its built in 1800mAh battery is rechargeable. 3.Stable Signal: The powerful DSP chip and built in antenna provide excellent reception capabilities, allowing you to experience clear sound and powerful reception capabilities. You can easily choose a radio station and find your favorite FM channel. 4.Good Sound Quality: The 5W magnet speaker can provide excellent sound quality. Enjoy rich and immersive audio, transforming your room into a charming listening environment. 5.Pretty Design: Retro mini FM radio and wireless speakers immerse you in nostalgia and modern convenience. This charming and versatile device harmoniously blends aesthetics and practicability, making it a delightful addition to your audio collection. specificationItem Type: Retro Bluetooth Speaker_x000D_ Material: Plastic, Electronic Component_x000D_ Bluetooth Version: 5.1_x000D_ Horn Power: 3 x 5W_x000D_ Rated Power: 5W x 2_x000D_ Noise Ratio: 80dB_x000D_ Frequency Response: 150HZ-20KHZ_x000D_ Bluetooth Protocol: HSP HFP A2DP AVRCP_x000D_ Bluetooth Reception Distance: Approx. 8 ~ 10m / 26.25 ~ 32.81ft, no obstacle. _x000D_ Memory Card Slot: Supports up to 32GB memory card, which is not included. _x000D_ Battery: Built in 1800mAh lithium battery. PackageList 1 x Retro Bluetooth Speaker 1 x Audio Cable 1 x Charging Cable 1 x Carrying Lanyard 1 x User Manual