**Product Specifications:**
**Brand:** Masentek
**Model:** EARP-
**Design:** Monaural, adjustable for left and right ears
**Features:** Dual-mic high-definition calling, comfortable non-in-ear design, 38 hours of music/calling time, high-definition calling with secure fit, 180° rotatable earpiece
**Technology:** ENC dual-mic deep noise reduction, directional transmission technology
**Waterproof:** IPX5 rating for sports and outdoor activities
**Speaker:** 14.2mm composite diaphragm for powerful bass
**Bluetooth:** Upgraded to version 5.3 for seamless calling
**Compatibility:** Suitable for various scenarios such as business, video conferences, delivery services, driving, and sports
**Microphone:** Full-directional microphone with noise cancellation
**Comfort:** Ergonomic ear hanger design for secure and comfortable fit
**Battery:** Large capacity 180mAh battery for 38 hours of continuous calling
**Charging:** Type-C charging port with approximately 2 hours charging time
**Additional Features:** LED battery display, smart dual connectivity, wide compatibility with Bluetooth-enabled devices
**Dimensions:** 44mm x 15.5mm x 44mm (earphone size)
*Note: The above specifications are based on testing at 70%-80% volume level. Actual usage time may vary slightly depending on the device and volume settings.*