JBL PartyBox 330 280W Wireless Party Speaker (White)

JBL PartyBox 330 280W Wireless Party Speaker (White) is a portable speaker with a 280 W power output, built around two 6" / 165 mm woofers and two 1" / 25 mm tweeters covering a 40 Hz to 20 kHz frequency response. It is offered in white and includes Bluetooth wireless connectivity, a rechargeable lithium-ion battery, and water resistance rated IPX4.

Driver Complement and Frequency Response

The speaker uses two 6" / 165 mm woofers paired with two 1" / 25 mm tweeters. Its rated frequency response spans 40 Hz to 20 kHz, and the signal to noise ratio is specified as greater than 80 dB.

Bluetooth Connectivity

Wireless connection is handled by Bluetooth 6.0 with a transmitter power of 15 dBm. Supported Bluetooth profiles are A2DP 1.4 and AVRCP 1.6, and the Bluetooth transmitter modulation types are π/4 DQPSK, 8DPSK, and GFSK.

Wired Audio Inputs and Outputs

Wired connections include one 1/4" TS audio input, two 1/8" / 3.5 mm stereo audio inputs, and one optical audio input/output. Two USB-C ports are provided, each delivering 5 VDC at 1 A, or 5 W, of USB power output.

Battery and Charging

The internal lithium-ion battery has a capacity of 9444 mAh / 68 Wh at 7.2 V. Estimated battery life is 18 hours, and a full charge takes approximately 3 hours. The speaker accepts input