FONENG In-Ear TWS Earbuds - BL138

FONENG BL138 units use Bluetooth 5.3 for stable wireless pairing. With a 45-degree oblique build, these earbuds wedge into the canal to block external noise. Brass ring horn drivers provide clean frequency response for daily listening.

Key Features

1. Bluetooth 5.3 Connectivity: Stable wireless pairing within a 10-meter range. Signal won't drop during outdoor movement.
2. 45-Degree Oblique Design: Physical ear canal fit. Earbuds don't slip out during heavy sweat or humidity.
3. Brass Ring Horn: Specialized audio driver hardware. Provides clear sound without crackling at maximum volume.
4. Touch Adjustment: Capacitive sensors for track control. Tapping the surface prevents ear pressure from physical buttons.
5. Type-C Charging: Universal port compatibility. Recharges the case using standard mobile phone cables.
6. PC and Silica Material: Polymer and silicone construction. Resists skin irritation during long periods of wear.

Frequently Asked Questions

How long does FONENG BL138 battery last?

The battery supports 3 hours of active playback. Total standby time reaches 12 hours on a full cycle.

What material is used for the ear tips?

The ear tips consist of flexible silica gel. This material creates a tight seal to improve passive noise isolation.