Built-in 57mm speaker, compact design, high volume output. Bluetooth 5.2 for wireless connection with an effective range of up to 10 meters, providing a stable signal. Supports multiple playback modes including Bluetooth, TF card, and USB for versatile audio options. Features an emergency flashlight function: short press for steady light, long press for strobe mode, ideal for use in low-light or emergency situations. Specifications: [Size]: 180 x 66 x 113 mm [Speaker]: 57mm, 4 Ohm, 3W [Battery Capacity]: 800mAh (18650) [Bluetooth Version]: 5.2 [Play Time]: Up to 2 hours [Supported Functions]: FM/AM/SW radio, Bluetooth, USB drive, TF card, flashlight, solar charging, hand crank charging Color: Gold Material: ABS Note: The radio may be shipped in a random color; specific color requests cannot be accommodated. Package Includes: 1 x Radio 1 x Data Cable Other items not included. Note: Lighting and display differences may cause slight color variations between the product image and actual item. Measurement tolerance: +/- 1-3 cm.