Product type: Portable loudspeaker Control: Buttons Carrying hole: Y On/off button: Yes USB charging: Yes Impedance: 2 Ω Power source type: Mains/Battery Power consumption (max): 15 W Weight: 3.94 kg Height: 350 mm Depth: 272 mm Width: 280 mm Equalizer: No Package contents: Remote control pendant x 1 Display type: LED Peak power: 400 W True Wireless Stereo (TWS) technology: Yes Signal-to-Noise Ratio (SNR): >60 dB Frequency range: 20 - 20000 Hz RMS rated power: 40 W Number of USB Type A ports: 1 Compatible memory cards: TF MIC input: 1 Bluetooth version: 5.0 Bluetooth: Yes Connectivity technology: Wired & Wireless AUX in: 1 x 3,5 mm (1/8”) Battery voltage: 7.4 V Battery capacity: 3600 mAh Charging time: 6 h Battery lifetime: 4 h Woofer diameter: 20,3 cm (8") Tweeter diameter: 3.81 cm Tweeter: Yes Woofer: Yes Warnings: Keep the unit away from water and excessive moisture.