The technical specifications for the JBL Wave Flex true wireless earbuds:

General Specifications:

• Driver Size: 12mm/0.472″ Dynamic Driver
• Power Supply: 5V 1A

Earbuds:

• Weight: 3.8g (0.00838 lbs) per earbud, 7.6g (0.01676 lbs) combined
• Dimensions: 18.46 x 18.57 x 33.48 mm (0.72 x 2.24 x 1.31 inches)
• Battery Type: Lithium-ion Polymer (40mAh/3.85V)

Charging Case:

• Weight: 35.1g (0.07738 lbs)
• Dimensions: 25.85 x 49.37 x 54.84 mm (1.01 x 1.94 x 2.15 inches)
• Battery Type: Lithium-ion Polymer (500mAh/3.8V)
• Charging Time: < 2 hours from empty

Battery Life:

• Music Playtime: Up to 8 hours
• Talk Time: Up to 4.5 hours
• Total Battery with Case: Up to 32 hours

Audio:

• Frequency Response: 20Hz – 20kHz
• Impedance: 16 ohm
• Sensitivity: 105dB SPL @ 1kHz
• Maximum SPL: 95dB
• Microphone Sensitivity: -38dBV/Pa @ 1kHz

Bluetooth:

• Version: 5.2
• Profiles: A2DP V1.3, AVRCP V1.6, HFP V1.7
• Frequency Range: 2.4GHz – 2.4835GHz
• Transmitter Power: < 13dBm
• Modulation: GFSK, π/4 DQPSK, 8DPSK

Other:

• Maximum Operation Temperature: 45°C
• Water/Dust Resistance: IP54 (earbuds), IPX2 (case)

JBL Wave Flex – Simple, Smart, Everyday Fun!

Bring your sound everywhere with the JBL Wave Flex true wireless earbuds. With deep, powerful bass you can feel, up to 32 total hours of battery life, and a secure, comfortable stick-open design, these earbuds are perfect for daily entertainment.

Key Features:

JBL Deep Bass Sound

Experience rich, immersive audio with 12mm drivers featuring JBL’s signature Deep Bass Sound.

Comfortable Fit

The ergonomic, stick-open design fits comfortably without blocking your ear canal so you can wear them all day.

Up to 32 Total Hours of Battery Life with Speed Charging

Get 8 hours of listening from the earbuds plus 24 more hours from the charging case. Need a quick boost? 10 minutes of speed charging provides 2 extra hours of use.

Stay Aware of Your Surroundings

Smart Ambient technology lets you hear your music while remaining aware of your environment. TalkThru mode instantly allows voices in, so you can have a conversation without removing the earbuds.

Hands-Free Calls with VoiceAware

Make crystal clear hands-free stereo calls on the go. VoiceAware lets you adjust how much of your own voice you hear for a natural calling experience.

Water and Dust Resistant

With an IP54 rating for the earbuds and IPX2 for the case, the Wave Flex can handle splashes, sweat, dust and more.

JBL Headphones App

Customize your sound using the free JBL Headphones app and create your ideal audio settings.

Whether roaming city streets, relaxing at the beach, or working out, the splash and dust-resistant JBL Wave Flex keeps you connected to your music and calls with premium JBL sound quality. Don’t just listen, feel the bass!