YESIDO TWS38 In Ear Bluetooth-compatible 5.4 Earbuds True Wireless Stereo Touch Control Earphones - Black

• 【Advanced Bluetooth-compatible 5.4】Equipped with the latest Bluetooth-compatible 5.4 technology for stable and efficient wireless connectivity.
• 【Immersive Stereo Sound】13mm dynamic drivers deliver rich, clear audio across a wide 20Hz-20KHz frequency range.
• 【Touch Control】Intuitive touch controls for easy management of music playback and calls.
• 【Quick Charging】Both earbuds and charging case can be fully charged in just 1.5 hours via Type-C port.
• 【Versatile Compatibility】Supports multiple Bluetooth-compatible protocols including HFP, HSP, A2DP, and AVRCP for wide device compatibility.

Specifications:

• Bluetooth-compatible Version: 5.4
• Bluetooth-compatible Chip: JL6983D2
• Supported Protocols: HFP, HSP, A2DP, AVRCP
• Working Frequency: 2.402GHz-2.480GHz
• Effective Range: ≤10 meters (line of sight)
• Speaker Power: 3mW (rated)
• RF Power Class: Class 2
• Frequency Response: 20Hz-20KHz
• Speaker Unit: Φ13mm @32ohm
• Microphone Sensitivity: -42dB±3dB (Silicon microphone)
• Battery Capacity: Earbuds: 30mAh, Charging Case: 250mAh
• Music Playback Time: Approx. 5 hours (at 80% volume)
• Talk Time: Approx. 4 hours (at 80% volume)
• Standby Time: Approx. 30 hours (when connected)
• Charging Input: Type-C, DC-5V / 1000mA
• Charging Time: Approx. 1.5 hours for both earbuds and charging case