JBL LIVE Flex 4 True Wireless In-Ear Bluetooth Headphones with Adaptive Noise Cancelling, Black

True wireless earbuds have become a daily necessity, but finding the right balance of comfort, sound quality, and intelligence can be tricky. The JBL LIVE Flex 4 sets itself apart with adaptive noise cancelling that reacts to your surroundings, a long-lasting battery that keeps up with your day, and a design that fits comfortably for hours.

Highlights

• Adaptive Noise Cancelling with Smart Ambient and TalkThru
• 12 mm dynamic drivers for powerful JBL Pure Bass sound
• Up to 40 hours total playtime with charging case
• Bluetooth 5.3 for stable connections
• Six microphones for crystal-clear calls
• IP54 water and dust resistance

In daily use

These earbuds are designed for all-day comfort. The lightweight build and ergonomic shape sit snugly in your ears, while the adaptive noise cancelling adjusts to block out background noise when needed. With Smart Ambient, you can stay aware of your surroundings, and TalkThru lets you chat without removing the earbuds. The touch controls allow you to manage playback and calls with a tap. The JBL Headphones app lets you customize the sound profile and EQ.

Full specifications

• Driver: 12 mm dynamic driver
• Frequency response: 20 Hz – 20 kHz
• Impedance: 32 ohms
• Sensitivity: 101 dB SPL at 1 kHz
• Bluetooth version: 5.3
• Bluetooth profiles: A2DP V1.3.2, AVRCP V1.6.2, HFP V1.7.2
• Battery life (earbuds): up to 8 hours (ANC off), 6 hours (ANC on)
• Total battery life with case: up to 40 hours (ANC off), 30 hours (ANC on)
• Charging time: 2 hours (from empty)
• Fast charging: 10 min for 4 hours playtime
• Charging interface: USB-C, Qi wireless charging
• Water resistance: IP54 (earbuds), IPX2 (charging case)
• Earbud weight: 5.0 g each
• Charging case weight: 37.6 g
• App support: JBL Headphones App
• Voice assistant: Google Assistant, Amazon Alexa

Final note

With its adaptive noise cancelling, robust battery, and customizable sound, the JBL LIVE Flex 4 is a versatile companion for work, travel, and everyday listening.