Bluetooth Version: Equipped with Bluetooth 5.0 and Blue Trum AB5365A chip for stable wireless connectivity. Battery: Built-in 1200 mAh rechargeable battery; fully charges in approximately 2.5 hours. Playback Time: Delivers up to 3 hours of talk or music playback per charge. Speaker Unit: Features a 52 mm driver with 5W power output for clear and balanced audio. Playback Modes: Supports Bluetooth FM radio TF card TWS pairing and other playback options for versatile listening. Dimensions Weight: Compact design measuring 114 × 93 × 51 mm weighing 283 g for easy portability.