【Multi-Scene Light Color Adjustment & RGB Music Synchronization】Adjustable color temperature from 3000K-6500K, brightness from 10-100% + 16 million RGB colors to create ambiance. Lights synchronize to the rhythm of music (with memory function). 【Smart Home Integration & 2.4G Universal Remote Control】Connects to Alexa/Google via WiFi (voice control compatible). The 2.4G remote control, which doesn't require infrared, can operate from up to 15m away, even through obstacles. 【Built-in High-Quality Bluetooth Speaker】Independent dual speakers and a dedicated acoustic structure provide deep sound. The rear placement doesn't detract from the lighting design. 【Ultra-Energy Saving Design & Natural Light Reproduction】High luminous efficiency of 120lm/W (30% more power-saving than conventional models) and high color rendering index of Ra>85. The starry sky pattern acrylic cover gently diffuses the light. 【Japanese Certification】PSE (Electrical Appliance and Material Safety Law) and TELEC (Radio Law) dual certified. Smart LED Ceiling Light Speaker, 8-tatami mat size, 4320lm, dimmable and color-adjustable (3000K-6500K + RGB color light), with remote control, WIFI control, Alexa compatible, voice control, high luminous efficiency of 120lm/w, high color rendering, PSE/TELEC certified.