Product Description For heavy sound that's easy to bring to your next party, look to the PartyBox 520 400W Portable Party Speaker from JBL. The grippy telescopic handle and dual built-in wheels makes it easy to move around the house or travel to family and friends. Specifications: Power Output 400 W Drivers 2x 7.5" / 190.5 mm Woofers2x 1" / 25.4 mm Tweeters Frequency Response 40 Hz to 20 kHz Bluetooth 5.4 Speaker System Power Output 400 W Drivers 2x 7.5" / 190.5 mm Woofers2x 1" / 25.4 mm Tweeters Frequency Response 40 Hz to 20 kHz Signal to Noise Ratio >80 dB Bluetooth Connectivity Bluetooth 5.4 Supported Bluetooth Profiles A2DP 1.4AVRCP 1.6 Transmitter Power 18 dBm Bluetooth Transmitter Modulation π/4 DQPSK, 8DPSK, GFSK Wired Connectivity Inputs/Outputs 1x USB-C (Audio/Power) Input/Output1x 1/8" / 3.5 mm Stereo (Audio) Input2x XLR (Audio) Input Power USB Power 5 VDC at 3 A, 15 W (Per USB-C) Output9 VDC at 3 A, 27 W (Per USB-C) Output11 VDC at 2.7 A, 29.7 W (Per USB-C) Output15 VDC at 2 A, 30 W (Per USB-C) Output16 VDC at 1.8 A, 28.8 W (Per USB-C) Output20 VDC at 1.5 A, 30 W (Per USB-C) Output Battery Capacity 4584 mAh / 99.02 Wh Battery Chemistry Lithium-Ion Battery Voltage 21.6 V Estimated Battery Life 15 Hours Battery Charging Time 3 Hours Input Power 100 to 240 VAC, 50 / 60 Hz Physical Color Black Environmental Resistance Water-Resistant (IPX4) Dimensions (W x H x D) 16.3 x 30.3 x 14.5" / 415 x 769 x 369 mm Weight 56.2 lb / 25.5 kg