Description

• 【100% High-fidelity】New Pro4 Wireless Bluetooth Headphones Waterproof HIFI Spatial Audio Dual Microphone Smart Noise Cancelling Headphones
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• A new generation of Bluetooth earphones, extraordinary from the inside out!     The Bluetooth 5.0 chip can make your mobile phone connect faster, more stable performance, longer distance, and high-quality performance from the inside to the outside!
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• ✔ High-definition decoding lossless transmission, Aptx audio transmission decoding, support Qualcomm's unique Aptx decoding technology, the high-resolution sound signal to achieve lossless transmission, HiFI-level sound quality instantly impact the ear, with exquisite sound quality expression
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• ✔Long battery life, with its own charging bin, equipped with a powerful power charging bin, it can be used for secondary charging anytime and anywhere to meet long-term battery life, one can use 3 hours, the number of charging times is 4, the capacity of the charging bin is 300 mah, and the total battery life can be Up to 30 hours!
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• ✔noise reduction, can transmit information clearly, and weaken public noise, can effectively improve call clarity, screen out noise interference, and make clean calls anytime, anywhere
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• ✔Intelligent dual control, the fingertip is turned on, the bio-touch acquisition chip is built in the ear cavity, and the call and music playback can be managed through various finger methods (long press, single click, double click), and it supports to wake up Siri
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• Operation method:
• a) Left Double Tap will trigger SIRI.
• b) Right Double Tap will pause/play music.
• c) Tap Right Triple Tap will play next song/video.
• d) The volume is too low to hear clearly. You can adjust the volume through your mobile phone
• e)Support rename and positioning

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Q&A Troubleshooting

• Q:One bluetooth headset is not working!!!
• Answer:1. Check if the set mono output can be adjusted to both ear channels.
• 2. Check if one headset has run out of battery.
• 3. Check if two headsets are connected to two devices. You can turn off the connection to remove the Bluetooth headset from your phone's Bluetooth list. Re-pair the phone and play the audio again.
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• Q:Bluetooth headset not charging properly !!!
• Q:1. The Bluetooth headset has been placed for a long time. If not used for a long time, the lithium battery inside the headset will be in the "sleep" state. As long as the charging time is more than 30 minutes, the headset will show the charging status. 
• 2. the headset has not been used for so long, charging more than half an hour does not show. Check if the headset charging cable plug is damaged, you can try other data cable. Or check if there is anything blocking the charging point of the headset. If there is, please use a toothpick to clean it.
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• Q:When I talk to my friend in a place with too much traffic, the headset can't hear the sound!!!
• Answer:It may be that your headset is not loud enough, which can affect the sound quality or prevent you from talking in places where Bluetooth signal is unstable.
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• Q:When making audio calls or playing music, the sound is very low or the sound does not match!!!
• A:You can increase the sound by adjusting the phone volume keys, music APP has a variety of sound settings, you can choose your own sound quality according to your personal preferences, so as to give full play to the role of HIFI.
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• Q: the headset is not worn firmly, always fall off!
• A:1. Please use the correct way to wear headphones.
• 2. Can follow the different sizes of ear caps.
• 3. Please do not wear in a very strenuous exercise.