The Desktop UV Sanitizer & Bluetooth Speaker combines premium sound, 3 UVC lights, music controls, & a microphone. Simply open the top lid & place your mobile phone, jewelry, or mask to begin the cleaning process. The speaker features a 3-minute quick clean & a 5 minute thorough clean. The 3-watt Bluetooth speaker produces premium sound that can be heard around the office! The full music controls allow you to activate your voice assistance, change the audio, control the volume, & accept/reject calls. The built-in microphone allows you to use the speaker for your conference calls. Included with the speaker is 31” Type C cable to provide power to the speaker. With a built in USB output the speaker can be used to your charge any electronic device. The speaker must be plugged in to a power source to power on, it doesn’t have a built-in battery.