Using intelligent noise reduction technology, the earphone can filter noise to make the call as clear as a face-to-face interview.<br> With a multi-function button, the earphone can switch up and down songs, intelligently call the voice assistant and call back the phone, etc.<br> It is made of high-quality ABS and electronic components, which is reliable and durable.<br> The length of the product is 2.2cm, the width is 1.8cm and the height is 1.2cm.<br> The earphone is suitable for mobile phone, tablet computer and other digital devices with Bluetooth-compatible.<br> Item Name: Earphone<br> Material: ABS, Electronic Components<br> Model: L20mini<br> Earphone Type: Both Left and Right Ears Can Be Used<br> Bluetooth-compatible Version: 5.2<br> Bluetooth-compatible Profile: Handsfree Earphone<br> Supported Protocols: HEP/HSP/A2D/AVRCP<br> Transmission Range: More Than 10 Meters<br> Battery Type: 55mAh Rechargeable Battery (Included)<br> Charging Time: About 1.5h-2.5h<br> Working Hours: Music 4-6 Hours<br> Standby Time: About 100-150 Hours<br> Frequency Response: 20Hz-20000Hz<br> Wearing Style: In-ear/Hidden Earphone<br> Applicable Type: Mobile Phone, Tablet Computer and Other Digital Devices with Bluetooth-compatible<br> Features: Noise Reduction, Multifunction Button, High Fidelity Sound<br> Size Details:<br> 2.2cm x 1.8cm x 1.2cm/0.87" x 0.71" x 0.47" (Approx.)<br> Notes:<br> Due to the light and screen setting difference, the item's color may be slightly different from the pictures.<br> Please allow slight dimension difference due to different manual measurement.<br> Package Includes:<br> 1 x Earphone<br> 1 x Charging Cable<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin