Solar Bluetooth Audio Large Capacity Battery Multifunctional Playback Mode Rechargeable TF/USB Flash Disk Radio Broadcasting Feature: Product type:Bluetooth speaker Material: ABS Product colour:Black Packing size:23.0x10.5x7.5cm/9.0x4.1x2.9in Gross weight: 550g/1.2lb Output power :5W3Ω Signal-to-noise ratio: ≥100dB Effective distance:10m Frequency response range:100Hz-20KHz Power input:5V Support-S: Yes Extended storage:TF 32G（not included） rating: Not Battery capacity: 800mAh Bluetooth version: 5.2 Description: F800mAh batteryThe built-in large capacity battery has strong battery life, which can play music for up to 6 hours. The TYPE-C interface helps you realize fast charging. 【Full frequency omnidirectional stereo horn】Full frequency stereo horn, surround 3D stereo restoration, is thick and powerful, middle and high sound and clear, strong penetration. Portable solar soundThe external solar charging panel converts light energy into energy under sunlight irradiation and stores it in the battery. The energy is clean and the durability capacity is doubled, and the outdoor player is. Multifunction playback modeMulti-function playback mode is suitable for a variety of scenarios, Bluetooth /FM radio/mobile phone stand /U disk /TF storage card, Switching square dance/outdoor/home/party, one machine can be multi-function, small and entirety. 【multi-functional characteristics】800 mah large capacity battery,Normal mode charging and solar panel charging,External telescopic antenna, Bluetooth wireless transmission, support U disk memory, support memory card, support external 3.5mm terminal all audio input,mobile phone support|. Package Included: 1×Bluetooth speaker 1×Charging line 1×Operating manual