JBL Tune 510BT Wireless Bluetooth On‑Ear Headphones with Purebass Sound are wireless on‑ear headphones that deliver signature JBL Pure Bass sound, giving you rich, punchy audio for music, movies, and calls. They use Bluetooth 5.0 for reliable wireless streaming and offer up to 40 hours of battery life, with a quick‑charge feature that adds extra playback with just a few minutes of charging.