Features 1. MULTIPLE MODES SUPPORT: Portable stereo radio supports Bluetooth transmission, U disk, memory card, AUX (connect to MP3 MP4 player, smartphone, 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 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, easily select stations and find your favorite FM channels with ease. 4. BLUETOOTH 5.1 VERSION: Retro Bluetooth speaker radio adopts Bluetooth 5.1 version, lossless audio quality and high-speed propagation, connect to the stereo via 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 to give as an ideal gift to people who love music. Specification Item Type: Retro Bluetooth Speaker Radio Material: Plastic, Electronics Bluetooth Version: 5.1 Speaker Power: 3Ohm x 5W Rated Power: 5W x 1 Signal to 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) Package List 1 x Speaker 1 x Audio Cable 1 x Charging Cable 1 x Carrying Strap 1 x User Manual