Features: 1. Outdoor Bluetooth speaker with integrated Bluetooth 5.0 wireless transmission, operating range up to 10 meters. 2. Supports hands-free phone calls via built-in microphone. 3. Compatible with smartphones and all Bluetooth-enabled devices, including tablets. 4. Equipped with a Bluetooth chip for clear sound, high-quality audio, and strong bass performance, delivering stereo music with immersive quality. 5. Supports stereo audio transmission via A2DP, AVRCP, HFP, and HSP profiles. 6. Plays MP3 files from a TF card. 7. Includes 3.5mm auxiliary input for external audio devices. 8. Features automatic FM radio channel search. 9. Built-in rechargeable battery. 10. High-capacity 2000mAh battery provides over 60 hours of standby time and up to 8 hours of playback. 11. Includes clock and alarm functions. Specifications: - Functions: Bluetooth, Alarm Clock, TF Card Playback, AUX IN (4-in-1) - Bluetooth Version: 5.0 - Bluetooth Profiles: A2DP, AVRCP, HFP, HSP - Wireless Range: 10 meters - Speaker Configuration: 45mm driver with vibrating diaphragm - Output Power: 4Ω, 5W - Frequency Response: 175Hz - 20kHz - Built-in Microphone: Yes - Battery Capacity: 2000mAh - Charging Time: Approximately 6 hours - Playback Time: Up to 8 hours - Dimensions: Approx. 14 x 6.5 x 4.5 cm (5.51 x 2.56 x 1.77 in) - Color Options: Black, Blue, Red, Pink Package Contents: 1 x Speaker 1 x USB Charging Cable 1 x 3.5mm AUX Audio Cable 1 x User Manual