Acer OHR548 TWS Wireless Bluetooth 5.4 In-Ear Earbuds Active Noise Cancelling Headphones with HiFi Sound & 20H Battery

🎧 Really Active Noise Reduction (ANC) & ENC Calls: Equipped with ANC, ENC, and an in-ear design for just the right amount of physical noise isolation. The reverse beamforming cancels noise without ear pressure, covering all low-frequency noise (up to -28dB). Features 150% resistance to wind noise and directional microphones to clean up calls in noisy environments for clear conversations.🪶 Featherlight 4g Wear & Ultimate Comfort: Optimizing every curve for a more comfortable wearing experience. Weighing only 4g per earbud, it provides a snug, no-pressure fit. The upgraded elastic soft earbuds and angled in-ear ergonomic design ensure they stay stable and won't fall off during intense workouts.🎶 HiFi Sound Quality with Dolby Audio: Features an extra-large horn diaphragm and upgraded dynamic coil for a stunning, palace-level audio surge. Enjoy 99% Bass Boost and 99% Treble Boost. Enhanced highs for clear, bright, delicate notes, and strengthened lows for calm, powerful, deeply thrilling sound. Supports Panoramic Surround and Dolby Digital Advanced.⚡ Bluetooth 5.4 & Stable Connection: Built with a more stable wireless 5.4 chip, offering a 200% speed-up in transmission. It ensures synchronous transmission of video and game. Supports Dual Independent Hosts (Left/Right independent operation) and AAC/SBC codecs.🎮 Game Mode & Music Mode: Switch seamlessly between modes. Game Mode features precise sound localization for an immersive gaming experience. Music Mode uses digital sound boost to restore audio details and dynamics. Real-time adaptive bass compensation adjusts the low-frequency coefficient to maintain immersive listening.🔋 Large Capacity & 20H Long Standby: Equipped with a 30mAh battery per earbud and a 300mAh charging case with a battery protection chip for all-day standby. Enjoy approximately 4 hours of single-time standby and 20 hours of total standby with the charging case. Flash charging gives a full charge in just 1.5 hours via Type-C.👆 1-Click Command Touch Control:Music Mode: Hold R 2s (Pause/Play), 1 Click L/R (Volume -/+), 2 Click L/R (Next/Prev track)Call Mode: 1 Click R (Answer), 1 Click L (Hang up), Hold R or L 2s (Reject)Voice Assistant: Hold L 2s📝 Product SpecificationsBrand: AcerProduct Model: OHR548Wireless Version: V5.4Wearing Method: In-Ear StyleProduct Color: Blue / WhiteAudio Decoding: SBC / AACSounding Unit: Large DiaphragmCharging Interface: Type-CMusic Endurance: Approx. 4 Hours (Single)Total Standby: Approx. 20 Hours (Paired with Charging Case)Headphone Capacity: 30mAhRechargeable Battery Capacity (Case): 300mAhHeadphone Size: 33 x 23 x 26mmCharging Chamber Size: 49 x 53 x 32mmProduct Weight: 37g (Total)Communication Distance: Approx. 10mFrequency Response Range: 20Hz-20KHzSupport Agreement: HFP, HSP, A2DP, AVRCP, SPPFunctional Uses: Android and iOS platforms wireless connection, wireless MP3, wireless calling.