This JBL Charge 4 is a portable Bluetooth speaker with 30W RMS output power. It features two JBL bass radiators for enhanced sound and a frequency response of 60 Hz–20 kHz. The speaker is equipped with Bluetooth 4.2, offering a wireless range of approximately 10 meters.

With a large 7,500 mAh battery, the Charge 4 provides up to 20 hours of playtime and can also function as a power bank, offering USB output up to 5V/2A. It is fully waterproof with an IPX7 rating, making it suitable for various environments. The speaker can be paired with other compatible JBL Connect speakers. It includes a 3.5 mm audio input for wired connections.

• Type: Portable Bluetooth speaker
• Output power: 30W RMS
• Driver: 50 × 90 mm
• Passive radiators: 2 JBL bass radiators
• Frequency response: 60 Hz–20 kHz
• Bluetooth: 4.2
• Wireless range: Approx. 10 m
• Battery capacity: 7,500 mAh (27 Wh)
• Battery life: Up to 20 hours
• Charging time: Approx. 4 hours
• Charging port: USB-C
• Power bank: Yes, USB output up to 5V/2A
• Water resistance: IPX7
• Speaker pairing: JBL Connect (compatible speakers)
• Connectivity: Bluetooth and 3.5 mm audio input
• Microphone: No built-in microphone
• Dimensions: 220 × 95 × 93 mm
• Weight: Approx. 965 g