M5 Cool Owl Design Bluetooth Speaker LED Flash Wireless Loudspeaker FM Radio Alarm TF Card Features: Cool breathing light, Bluetooth connection playback, two-way hands-free calling, TF card u disk music playback, external audio input playback, FM radio function. 1.Supports all wireless device connections with advanced wireless audio decoder chip. 2.Support LINE IN audio input, provide you with computer speaker function, can directly connect mobile phone, tablet computer, TV to play music 3.Dual-speaker stereo, smart crossover technology, high-fidelity speakers, pure and beautiful sound quality. 4.A variety of flashing mode illusion LED lights, the lights can be converted by the melody of the music, one button to change, listening to music while giving you a bright light. 5.High quality microphone, low noise filtering, echo suppression technology, call distance up to 2M, support multiple people to talk at the same time. 6.Support FM radio, you can directly search the radio station in the listening area, the journey is only a music companion, as long as the FW radio function brings you more exciting journeys. 7.Multi-function, meet daily listening needs; built-in high-performance lithium battery, support TF card music playback, AUX audio input playback, U disk playback, hands-free calling function, whether you are out or at home, can meet your needs. Description: Working voltage: 3.7v Charging voltage: USB usbDC5V 500-1000MA USB specification: usb2.0 compatible usb1.1 Speaker specifications: 4Ω 3W Signal to noise ratio:> 80db Distortion: <1% File format: MP3, WAV Frequency response: 20-20khz Battery capacity: 2500mah Product gross weight: 474g Product size: 17.5 * 7 * 5cm Volume adjustment: support Music switching: support Call rejection: support Packaging: color box LED: Colorful breathing lights Product size：175*73.5*54MM Packing size: 20.5*8*6.5CM Package weight:460g Carton size: 43*43*35.5CM QTY: 50PCS G.W: 24KG Packing list: 1 * Speaker 1 *