Acer OHR555 Ear Clip Open-Ear TWS Wireless Bluetooth 5.4 Earbuds Noise Cancelling Sports Headphones with 13mm Dynamic Coil & 20H Battery

Ergonomic Ear Clip Design & Featherlight Comfort: Weighing only 6g per earbud. The cross-arm design and circular package structure ensure a secure fit. Embedded with dual high-performance nickel-titanium alloy wire, it offers 99% comfort level and 92% improved adhesion based on 10000+ global ear data models. It is free-cold, secure, and tested over 20,000 times for ultimate comfort. 13mm Custom Dynamic Coil & Spatial Sound: Built with a 13mm large diaphragm dynamic coil, providing volume balance and a full-range listening experience with powerful bass. Supported by panoramic virtual mixing technology, it delivers a stereoscopic and immersive experience, allowing sound to surround you from all sides like in a cinema. Directional Transmission & Smart Noise Reduction: Adopts directional transmission technology that automatically detects ear canal shape, effectively reducing sound leakage by 93%. The intelligent noise reduction system picks up target speech clearly and sensitively, filtering out noise around the ears for fearless, clear communication.⚡ Bluetooth 5.4 & Flash Link: Equipped with the new generation Bluetooth 5.4 chip. It reduces power consumption while improving wireless coexistence of devices, resulting in stronger processing capabilities and a smooth, stable connection. 18-20H Super Long Standby & Type-C Flash Charging: Built in high-density battery capacity with charging case. Enjoy 4-5 hours of single earbud use and 18-20 hours of total playtime with the charging compartment. Supports Type-C flash charging (full charge in about 1 hour). Convenient Touch Experience: Easy and accurate finger touch control.On/Off: Long press for 3 secondsPlay/Pause & Answer/Hang up: Double click on the earphonesCut Song: Knock 3 times (R for next song, L for previous song)Voice Assistant: Press and hold for 3 seconds while connected to the phone Product SpecificationsBrand: AcerProduct Model: OHR555Product Size: 69 x 33 x 45mmWeight: 6g x 2 (Earbuds) + 35g (Charging Case)Product Color: Beige / BlackWireless Version: V5.4Wireless Range: ~10 metersVocal Unit (Driver): 13mmBattery Capacity: 30mAh x 2 (Earbuds) + 300mAh (Charging Case)Charging Interface: Type-CCharging Duration: ~1 HourUsage Scenarios: Daily Commuting, Business/Office, Fitness/Cycling