Features: 1. Outdoor Bluetooth speaker with integrated Bluetooth 5.0 wireless transmission, offering a working range of up to 10 meters. 2. Supports hands-free phone calls via built-in microphone. 3. Compatible with all Bluetooth-enabled smartphones and tablets. 4. Equipped with a Bluetooth chip for clear sound, high-quality o performance, and strong bass, delivering stereo music with ease. 5. Supports stereo o transmission protocols: A2DP, AVRCP, HFP, HSP. 6. Plays MP3 files stored on TF card. 7. Includes 3.5mm auxiliary input for external o devices. 8. Features automatic FM radio channel search. 9. Rechargeable battery for convenient use. 10. Built-in 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: V5.0 Bluetooth Profiles: A2DP, AVRCP, HFP, HSP Bluetooth Range: 10M Speaker Configuration: 45mm driver with vibrating diaphragm Output: 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) Colors Available: Black, Blue, Red, Pink Package Contents: 1 x Speaker 1 x USB Charging Cable 1 x 3.5mm AUX o Cable 1 x User Manual