JBL Tune Buds 2 ANC TWS Earbuds Features & Specifications 

Key Features:

• JBL Pure Bass Sound with Spatial Sound
• Adaptive noise cancelling with Smart Ambient
• 6 mics for perfect calls and customized call experience
• Personi-Fi 3.0 for Personalized Audio
• Up to 48 Hours of Total Playback

Specifications:

Bluetooth:

• Bluetooth version: 5.3
• Bluetooth profile version: A2DP V1.4, AVRCP V1.6.2, HFP V1.8
• Bluetooth transmitter frequency range: 2.4 GHz - 2.4835 GHz
• Bluetooth transmitter power: ≤ 12 dBm (EIRP)
• Bluetooth transmitter modulation: GFSK, π/4-DQPSK, 8DPSK

Audio:

• Driver size: 10 mm / 0.39" Dynamic Driver
• Frequency response: 20 Hz - 20 kHz
• Impedance: 16ohm
• Sensitivity: 100dB SPL@1 kHz
• Maximum SPL: 95dB
• Microphone sensitivity: -38dBV/Pa@1 kHz

Battery & Charging:

• Earbud battery type: Lithium-ion battery (68mAh / 3.85V)
• Charging case battery type: Lithium-ion battery (630mAh / 3.8V)
• Charging time: 2hrs
• Playtime: Music playtime with BT on and ANC off: Up to 12hrs | Music playtime with BT on and ANC on: Up to 10hrs
• Talk Time: Talk time with ANC off: Up to 6hrs | Talk time with ANC on: Up to 5hrs
• Power supply: 5V 1A

Other Information:

• Earbuds resistance factor: IP54
• Maximum operation temperature: 45°C