Havit SK900BT - bluetooth wireless speaker, black

Battery type: Built-in battery | On/off switch: Yes | Height: 121 mm | Weight: 511 g | Volume control: Yes | Compatible memory cards: External TF Memory Card | Battery capacity: 1200 mAh | USB ports quantity: 1 | Battery life (max): 6 h | Number of speakers: 1 | Audio formats supported: MP3 | Depth: 125 mm | Bluetooth range: 10 m | Bluetooth: Yes | Battery voltage: 3.7 V | Peak power: 3.5 W | Product type: Stereo portable speaker | True Wireless Stereo (TWS) technology: Yes | RMS rated power: 3 W | Built-in microphone: No | Width: 125 mm | Battery recharge time: 2.5 hours | Bluetooth version: 5.3 | Volume control: Buttons | Connectivity technology: Wireless | Product colour: Black | Power indication light: No | Recommended usage: Universal | Water resistance: No | USB charging: Yes | Material: Fabric | Material: PC | RGB backlighting: Yes | Output voltage: 5 V | Warnings: Do not expose to open flames or high temperatures. | Package contents: Speaker x 1 | Package contents: USB Cable