Rotosonic Sd-P14 Wireless Speaker.

Audio Power: Delivers clear audio with enhanced bass, typically rated around 3.5W to 5W. Connectivity: Supports Bluetooth 5.0 for wireless streaming up to 10 meters, as well as USB, TF (Micro SD) card, and FM radio modes. Solar Charging: The top-mounted solar panel is primarily for emergency top-ups; 5-6 hours of direct sunlight can provide about 1-1.2 hours of playtime. Battery: Includes a 1200mAh rechargeable battery that takes approximately 6-8 hours to fully charge via solar or standard USB. LED Display: Features a red LED screen that shows the current mode (e.g., "BLUE" for Bluetooth) or frequency.