Version-Square--Chinese version. Notice: This speaker' voice control function only recognize Chinese so far. Please think it over. carefully before purchase. Charging port: Type-c. Rated power: 2 watts. Playing time: about 6 hours Battery capacity: 480mAh. Wireless connection: Bluetooth 5.0. Working distance: within ten meters. Input parameter: 5V---300mAh. Battery type: built-in rechargeable lithium battery. Dimensions: 52 x 52.7 x 27 mm. Built-in for Xiaoai classmates, quickly wake up. Vertical shape, quick operation. Bluetooth 5.0, better compatibility. Type-C interface, 6 hours battery life One key to wake up Xiao Ai.The intelligent voice buttons and pickup microphone are placed on the top of the speaker, and the operation and interaction are more convenient. Wake up Xiao Ai's classmates and use the intelligent voice interaction function to add more excitement to life. Smart settings, fast and convenient. With for the Xiaoai classmate App, you can set the speaker shutdown mode and speaker name. The user can modify the customization and view information such as connection status and current battery level. Connect for the Xiaoai classmate App: 1. Scan the QR code below to download for the Xiaoai Classmate App. 2. Turn on the phone's Bluetooth-compatible, open for the Xiaoai classmate App to connect the speaker. 3. Check and update the speaker firmware after successful connection. Connect the mobile phone through for Xiaoai classmates and play your favorite music, songs, audio books with voice commands, Multi-platform resources to swim freely with you to enjoy a comfortable life. Bluetooth 5.0, MIUI mobile phone fast connection. Turn on the speaker, the deeply customized MIUI system can automatically pop up the window for Bluetooth connection, The visual operation is more convenient. Equipped with Bluetooth 5.0 technology, the