Havit SK900BT - bluetooth wireless speaker, black

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