Havit SK900BT - bluetooth wireless speaker, black

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