**Product Specifications:**
**Brand:** ENKOR
**Model:** EB103
**Bluetooth Version:** V5.3
**Transmission Distance:** 10m
**Frequency Response:** 50Hz-10kHz
**Audio Channel System:** Dual-channel
**Charging Voltage:** 3.7V-4.2V
**Charging Time:** Approximately 1.5 hours
**Battery Life:** Approximately 10 hours
**Key Features:**
Strong upgrade for sports enthusiasts
Bone conduction technology with ENKOR's proprietary black technology
Built-in 32GB memory
Dual Bluetooth 5.3 for fast and efficient connectivity
ENC noise reduction for clear calls
Open-ear design for ambient sound awareness
Surround sound experience with bone conduction speakers
High-fidelity audio quality with enhanced low-frequency response
Closed sound chamber design to prevent sound leakage
Lightweight design for stability and comfort during sports activities
Professional waterproofing for intense workouts
Single-side three-button operation for easy control
*Note: The above specifications and features are based on data from ENKOR's laboratory. Actual performance may vary.*