Number of speakers: 1 Passive radiator size (W x D): 44 x 80 RMS rated power: 20 Frequency range: 65 - 20000 Signal-to-Noise Ratio (SNR): 80 Connectivity technology: Wireless Wi-Fi: N Bluetooth: Y Bluetooth version: 5.1 Frequency range: 2.402 - 2.4835 Bluetooth profiles: A2DP,AVRCP Bluetooth transmitter modulation: 8DPSK,DQPSK,GFSK USB connector type: USB Type-C USB charging port: Y Product design: Cylinder Product colour: Black Volume control: Buttons On/off switch: Y Protection features: Waterproof International Protection (IP) code: IPX7 LED indicators: Y Recommended usage: Universal Amplifier: Built-in Battery type: Built-in battery Battery technology: Lithium-Ion (Li-Ion) Battery capacity: 3250 Battery capacity: 11.7 Battery voltage: 3.6 Battery life (max): 10 Battery recharge time: 3 DC input voltage: 5 Bluetooth transmitter power: 9 USB Type-C charging port: Y USB Power Delivery (USB PD): N USB Type-C required charging power (min): 5 USB Type-C required charging power (max): 10 Width: 175 Depth: 70 Height: 68 Weight: 520 Package width: 208 Package depth: 98 Package height: 105 Package weight: 910 Package type: Hanging box Quantity per pack: 1 Cables included: USB Type-C AC adapter included: N Quick start guide: Y Warranty card: Y Safety sheet: Y