Product Adjustment method: button Features: audio input, Bluetooth hands-free call, LINE IN, TF card, plug in U disk, radio function Transmission range: up to 10 meters Material: ABS color: White Size: 108*98*110MM Voltage: 3.7V, charging voltage: 5V Speaker specifications: 52mm 4 5W Frequency response: 100Hz-18KHz Signal to noise ratio: 70dB, distortion degree: 0.5% Speaker control: wave wheel Package content: 1*LED colorful alarm clock wireless bluetooth speaker 1.Versatile Bluetooth Speaker Lamp Bluetooth lamp speaker is a versatile home office product which plays a important role in your daily life. There are more uses such as bedside sleeping light, speaker Bluetooth wireless, color changing mood light, table centerpiece decorative lamp, speaker lamp with FM radio for camping, etc. 2.Bluetooth TWS TechnologyThe Bluetooth is applied to the lamp speaker. The transmission efficiency increases by twice with higher stability. Two speakers connected through TWS function, you can activate the TWS pairing to sync double lighting and enjoy true wireless stereo surround sound. 3.High Fidelity Sound SpeakerThe 5w full frequency magnetic speaker features more explosive bass, high configuration passive radiator and full band high fidelity sound quality. This speaker can play music via Bluetooth, TF/USB card connections and AUX input, in additional, It also has a built-in Mic to support hands-free calling, so the audio buttons can also be used to answer/hang-up calls and so on. 4.1200 mAh High CapacityWith 1200 mAh high capacity, it can supply 6 hours playing and lighting after 2 hours fast charging, depending on the mode you use. Also, it supports playing while USB charging. You can easily enjoy various color lights and music playing options simply operating the button and audio buttons.