3W speaker: Built-in 57mm speaker, compact design, high volume. Bluetooth 5.2: Wireless Bluetooth connection, effective connection distance of 10 meters, more stable. Multiple playback modes: Supports Bluetooth playback, TF card playback, and USB playback to meet your different playback needs. Emergency flashlight: In case of unexpected situations, you can use a flashlight for lighting. Short press for bright light, long press for strobe, and never fear the darkness again! Parameters: [Size]: 180 x 66 x 113 mm [Horn]: 57mm 4 Ohm 3W [Battery capacity]: 800mAh (18650) [Bluetooth version]: 5.2 [Play time]: 2 hours [Supporting functions]: FM/AM/SW, Bluetooth, USB flash drive, TF, flashlight, solar charging, hand cranked charging Color: gold / black Material: ABS Note: Radio color is random; specified color cannot be guaranteed. Package Contents: 1 x Radio 1 x Data Cable Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. Measurement allows an error of +/- 1-3 cm.