Bluetooth incoming calls can be answered with one key, and TF card can expand MP3 music playback.Acrylic dust-proof mirror, the mirror is made of high-gloss electroplated acrylic material.After powering on, the default state without TF card is Bluetooth mode, and you can manually switch to Bluetooth mode by pressing the M key.Long press the +\- key to switch the volume, and short press to switch the previous track or the next track.It is an AI smart speaker, download the Xiaoyun Assistant APP, and wake up by voice (Hello, Xiaoyun) to chat intelligently and on-demand.Specification:Item model number: Q8Bluetooth-compati Version: Jerry 5.0+Frequency: 2402-2480GHZOutput power: 8WWireless charging power: 10WWireless charging voltage: 5V-9VFrequency response range: 50HZ-20kHZAccording to the receiving distance: 10M-15MVoltage and current: DC 4.8-5V 800mAhProduct material: ABS plasticBattery capacity: 4000mHABluetooth-compati distance: straight line barrier-free 5-15MImpedance: 4 ohmsFrequency: 2402-2480 GHZTF card supported format: MP3 WAVU disk supported format: MP3 WAVProduct size: 133*128*128mmThe Package Includes:1Pcs bluetooth speaker