feature: Physical buttons control playback and volume, Bluetooth 5.0 and dual-band WiFi. With 8W power, the brand guarantees that it can provide deep bass. The artificial intelligence speaker uses beamforming technology to arrange the six microphones in a circle, allowing the speaker to understand the source of the audio, thereby improving the voice recognition ability. It has WiFi compatible with 2.4 or 5GHz network, and the Mi AI speaker also comes with Bluetooth Mesh gateway technology. Specification: Color: white Design: Classical Speaker: 2 "full frequency Frequency response range: 80Hz-18000Hz (-6dB) Speaker sensitivity: 82dB or m or W Rated impedance: 4 ohms Microphone: 6 CPU: 64-bit Cortex A53 quad-core 1. 2GHz Dual-band WiFi Bluetooth: 5. 0 Support A2DP music playback Rated output power: 8W Power specification: DC 12V 1. 75A Weight: 752g Dimensions: 88.2 x 88.2 x 211.6 mm Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.