1、MULTIPLE MODE SUPPORT: Portable stereo radio supports bluetooth transmission, U disk, memory card, AUX (connect to MP3 MP4 player, smart phone, PC) to play music. 2、LONG BATTERY LIFE: Retro bluetooth speaker radio built in 1200mAh battery, rechargeable, with 8 hours of battery life to ensure that you can enjoy your favorite music and radio stations for a long time without interruption. 3、SUPERIOR PERFORMANCE: Powerful DSP chip and built in antenna provide superior reception, allowing you to experience crystal clear sound and powerful reception, easy to select stations and easily find your favorite FM channels. 4、BLUETOOTH 5.1 VERSION: Retro bluetooth speaker radio adopts bluetooth 5.1 version, lossless sound quality and high speed propagation, connect to the stereo through smart devices, the transmission distance is up to 10 meters, enjoy lossless music anytime and anywhere. 5、IDEAL GIFTS: Portable vintage speaker is small and lightweight, no need for any complex or bulky traditional speakers to enjoy stereo rich sound, suitable for giving as an ideal present for people who love music. Item Type: Retro Bluetooth Speaker Radio Material: Plastic, Electronics Bluetooth Version: 5.1 Speaker Power: 3Ohm x 5W Rated Power: 5W x 1 Noise Ratio: 80DB Frequency Response: 150HZ-20KHZ Bluetooth Protocol: HSP HFP A2DP AVRCP Bluetooth Receiving Distance: Approx. 8-10m/26.2-32.8ft (No Obstacles) Memory Card Slot: Maximum Support for 32GB Memory Card (Not Included) Battery Type: Built In 1200mah Lithium Battery (Included) 1 x Speaker 1 x Sound Cable 1 x Charging Cable 1 x Carrying Rope 1 x Instruction Manual