JBL Xtreme 4 Portable Speaker

Sound output: 100 W

Drivers: 2 × 70 mm woofers and 2 × 20 mm tweeters

Frequency response: 44 Hz – 20 kHz

Signal-to-noise ratio: > 80 dB

Bluetooth version: 5.3

Connections: USB‑C port for both input and output

Battery: Li-ion polymer, 68 Wh (~9444 mAh)

Charging time: around 3.5 hours

Max playback time: up to 24 hours (depends on volume and content)

Additional features: IP67 water and dust resistance, fast charge – 10 minutes provides approx. 2 hours of playback, built-in power bank functionality, stereo pairing of two Xtreme 4 units

Maximum operating temperature: up to 45 °C