Havit SK889BT - bluetooth RGB wireless speaker, black

Number of speakers: 1 | Battery type: Built-in battery | On/off switch: Yes | Bluetooth: Yes | Connectivity technology: Wireless | Output voltage: 5 V | Height: 138 mm | Depth: 100 mm | Audio formats supported: MP3 | Warnings: Do not expose to open flames or high temperatures. | Compatible memory cards: External TF Memory Card | RMS rated power: 7 W | USB charging: Yes | Bluetooth version: 5.3 | Bluetooth range: 10 m | Package contents: Speaker x 1 | Product colour: Black | True Wireless Stereo (TWS) technology: Yes | Driver diameter: 57 mm | Material: ABS, PC | Volume control: Yes | Battery recharge time: 4 h | USB ports quantity: 1 | Width: 100 mm | Volume control: Buttons | Battery life (max): 6 h | Battery voltage: 3.7 V | Power indication light: Yes | Recommended usage: Universal | Product type: Stereo portable speaker | Battery capacity: 1500 mAh | Package contents: USB Cable | Built-in microphone: No | Water resistance: No | RGB backlighting: Yes