Sony WI-XB400 Wireless In-Ear Extra Bass Headset with Microphone. Black version.

Features:
- Feel the power of extra bass
- Wireless Audio with Bluetooth technology
- Up to 15 hours of battery life with Quick charging (10min charge = 60min of playback) Battery Charge Time - Approx 3 hrs (Full charge)
- 12 millimeter driver units for crisp clear sound
- Flexible and lightweight cables
- Hands-free calling and voice assistant compatible
- Magnetic buds for easy carrying
Model Number: WIXB400/B