Amazon Echo Buds Active Noise Reduction Black
- Dynamic audio and active noise cancellation (ANC) - Premium speakers deliver crisp, balanced sound. Sealed in-ear design and ANC limit background noise.
- Customize your audio - Audio Personalization helps tune audio for your unique hearing preferences to enhance your enjoyment of music and more.
- Compact and comfortable - Echo Buds are small, light, and sweat-resistant, with a secure, customizable fit that's made to move with you.
- Long-lasting battery - Get up to 5 hrs music playback per charge and up to 15 hrs with the charging case. A 15-min quick charge provides up to 2 hrs of music.
- Leave your phone in your pocket - Use your voice to make calls, set reminders, add items to your shopping list, or even start a meditation session.
Apple AirPods 3 3rd Generation
Audio Technology
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Custom high-excursion Apple driver
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Custom high dynamic range amplifier
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Personalized Spatial audio with dynamic head tracking1
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Adaptive EQ
Sensors
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Dual beamforming microphones
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Inward-facing microphone
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Skin-detect sensor
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Motion-detecting accelerometer
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Speech-detecting accelerometer
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Force sensor
BEATS BY DRE STUDIO 3 DEFINE WIRELESS HEADPHONE
Choose high quality headphones
2. Try to keep the volume between 40db ~ 60db ( like the volume of normal conversation, better be soft and not harsh ). Do not turn up for exciting seeking so as to avoid biting the ears and damaging hearing.
3. After listening for half and hour, take down the headphones and let your ears have a rest. Do remember not using for long time.
4. Do not wear headphones to listening to music when riding, driving or walking, so as to avoid accidents.
5. If appearing unpleasant symptoms like dizziness, earache, occlusion and so on, stop using headphones for a short time and be sure to get plenty of rest.
6. If appearing tinnitus ( like cicada crying, whistle, metallic sound and so on) or progressive reduction in hearing capacity, must go to the ENT to have a check and get the treatment in time. It is very importing to prevent deafness.