Wireless in-ear sports headset JBL Endurance Peak 4 — Bluetooth, 20–20000 Hz, Black/Brown

Black, Brown Sports In-ear Headset with Bluetooth 5.2 offers wireless audio for exercise and daily use. The intraaural design provides a frequency response from 20 to 20000 Hz and includes a built-in microphone and battery for hands-free calls and portable playback.

Advantages

The headset supports Bluetooth 5.2 for a stable wireless connection and reduced latency. Its intraaural earbud design helps deliver clear sound across the stated frequency range. The built-in microphone enables phone calls without additional accessories, and the integrated battery ensures standalone operation without cables.

Key specifications

• Colour: Black, Brown
• Type: Sports In-ear Headset
• Wireless: Bluetooth 5.2
• Frequency response: 20 - 20000 Hz (intraaural)
• Microphone: Built-in
• Battery: Built-in

How to use

Charge the headset fully before first use. Turn on the earbuds and enable Bluetooth on your device, then select the headset from the device’s Bluetooth list to pair. Insert the earbuds into the ear canal for best sound isolation and adjust for comfort. Use the built-in controls on the headset or your device to play audio, answer calls, and control volume.

Recommendations

Keep the headset and charging case (if provided) away from moisture and extreme temperatures. Clean the ear tips regularly and follow manufacturer guidance for charging cycles to preserve battery life.