CVC 8.0 Noise Cancellation: This hands-free headsets employs CVC 8.0 technology, built-in HD dual microphones, blocking interfering background noise, ensuring that the sound during a call is clear to you and the other end, for video chats and calls And the classroom provides excellent, natural and crystal sound qualityLong Lasting Battery Life: Bluetooth Headset for cell phones, with Type-C fast charging, Only 2.5h charge time, 16h talk time, 10 days standby, this Bluetooth headset uses QCC-3020 chip, ability to pair with two devices allowing transition between incoming calls and on immediate going callsComfortable Wearing: Lightweight design (only 0.3oz), with ear hooks that fit the ears, firmly fit the left/right ears. Quickly activate Siri or other voice assistants for hands-free calls. Easy-to-reach buttons allow you to enjoy true hands-free wireless calls. Very suitable for online meetings, it is safer to answer the phone while drivingWide Compatible: Compatible with all Bluetooth-enabled devices, for Android/iPhone/Smartphones/Laptop/PC etc, You can connect 2 devices at the same time and hear sound from both, and low latency connection from up to 33' awayEasy to use: 1.Hold the MFB for 5 seconds, the indicator flshes blue and red. 2. Switch on phone' Bluetooth. 3. Select "S525", connect it. The headset will auto reconnect to last device once power on説明: Ear Bluetooth Headsetsカテゴリー: ヘッドフォンメーカー: ADADPUブランド: ADADPU高さ: 8.0 センチ幅: 7.9 センチ奥行: 2.3 センチ重量: 0.1 Kg