JBL Tune 520BT

General

• Headphone Type: Wireless (Bluetooth), On-Ear

• Sound Signature: JBL Pure Bass

• Foldable Design: Yes (Flat-fold design)

• Weight: Approx. 157 g

Audio Performance

• Driver Size: 33 mm Dynamic Drivers

• Frequency Response: 20 Hz – 20 kHz

• Sensitivity: 102 dB SPL @ 1 kHz / 1 mW

• Impedance: 30 ohms

• Maximum SPL: 95 dB

Microphone

• Built-in Microphone: Yes

• Mic Sensitivity: -40 dBV/Pa @ 1 kHz

• Voice-Aware: Yes (lets you control how much of your own voice you hear during calls)

Battery

• Battery Life: Up to 57 hours (music playback)

• Charging Time: Approx. 2 hours

• Speed Charge: 5 minutes charge gives up to 3 hours playback

• Charging Port: USB Type-C

Connectivity

• Bluetooth Version: 5.3

• Bluetooth Profiles Supported: HFP 1.7.2, AVRCP 1.6.2, A2DP 1.3.2

• Multipoint Connectivity: Yes (connect to two devices at once)

• Voice Assistant Support: Yes (via button)

Controls & Features

• On-Ear Controls: Volume, Play/Pause, Call, Voice Assistant

• App Support: JBL Headphones App (for EQ customization, volume limiter, and more)

• Voice Prompts: Yes