•Solar-powered: leave it outdoors or on a window sill indoors. Enjoy the freedom of being truly wireless •External removable battery, supports recyclable charging •The external telescopic radio of the FM antenna automatically searches for channels •Built-in Bluetooth-compatible wireless transmission, mobile phone Bluetooth-compatible playback •Supports hands-free answering incoming calls •It supports playing MP3 songs stored on a U disk •It supports playing MP3 songs stored in TF card •With memory function, it can be stopped and played •Compatible for all audio input devices with a 3.5mm audio jack Specification: •Wireless version: V5.0 •Transmission distance: 10 meters •Output power: 5W * 1 •Signal to noise ratio: ≥120dB •Battery capacity: 1200mAh •Input current: DC 5V •Internal magnetic horn: Φ52mm, 3Ω 5W •Product size: 176*65*65mm •Product material: ABS plastic + iron mesh Package included: •1 x Speaker •1 x Charging Cable •1 x English and Chinese User Manual •Other things not included