KSMART BD-A40 Wireless Earphone – Clear Sound & Reliable Battery Life

The KSMART BD-A40 Wireless Earphone delivers high-quality audio performance with an advanced Wireless 5.4 chip for a stable and powerful connection. Designed for comfort and long use, it offers excellent sound clarity for music, movies, and calls.

With a 40-hour total playtime and 10-day standby time, this earphone ensures reliable performance throughout your day. It features a Type-C fast charging system that fully charges in just 1.5 hours, supported by a 300mAh charging case for extended playback.

The BD-A40 includes intelligent noise reduction, binaural HD calling, and music/call control, making it perfect for both entertainment and professional use. It pairs easily with all Android and iOS devices for seamless connectivity.

Key Features:

• Up to 40 Hours Music Playtime

• 10 Days Standby Time

• 1.5 Hours Fast Type-C Charging

• Advanced Wireless 5.4 Chip

• Intelligent Noise Reduction

• 300mAh Charging Case

• Compatible with Android & iOS

Specifications:

• Model: BD-A40

• Battery (Earphone): 50mAh

• Charging Case: 300mAh

• Charging Time: 1.5 Hours

• Music Play Time: 40 Hours

• • Standby Time: 10 Days

  • Impedance: 32Ω

  • Voltage: 3.7V

  • Sensitivity: 101±3dB