High Sound Quality and Noise Reduction - Built-in high-quality 5W full-range internal magnetic speaker, full sound, thin sound, with more layered sound effects Powerful surround sound, the bass is more penetrating with noise-canceling microphone, reduce noise when on a call Hands-free answering of incoming calls while playing music Built-in Bluetooth 5.0 - Built-in Bluetooth 5.0 chip, compatible with most Bluetooth devices, including phones, computers, and laptops Supports Kaise Windows, Kaise iOS, Kaise Android, has stable transmission, longer signal reception distance Colorful Lights and Dual Alarm Clock - Has the function of an alarm clock You can set different alarm clocks at the same time The rhythmic breathing of light can be combined with the rhythm of music, dazzling and colorful, creating an atmosphere of life and making youth full of vitality Number Display Clock - Intelligent inductive clock of numbers Built-in dual sensing elements intelligently identify the ambient brightness, automatically turn on the screen when there is a moving object within 5 meters, the screen turns off after 10 seconds, and the battery life is up to 180 days Clock Mode Built-in 2000Mah & FM Radio and Voice Streaming - With radio function, you can use it to listen to FM channels Built-in 2000Mah rechargeable battery, you can enjoy music for Kaise 18 hours after a full charge, accompanying you from sunrise to sunset