Product type: Stereo portable speaker Product design: Tube International Protection (IP) code: IPX6 Product colour: Black Volume control: Buttons On/off switch: Yes Recommended usage: Universal Built-in microphone: Yes Hands-free mode: Yes Frequency range: 100 - 20000 Hz RMS rated power: 25 W AUX in: Yes Wi-Fi: No USB connector type: USB Type-A 3.5 mm connector: Yes Bluetooth: Yes Bluetooth range: 10 m USB connectivity: Yes USB 2.0 ports quantity: 1 Connectivity technology: Wired & Wireless USB charging port: Yes Bluetooth version: 5.3 Audio output channels: 2.0 channels Number of speakers: 1 Number of drivers: 2 Warnings: Keep out of the reach of children.