About this product
Minimum Frequency Response45Hz
Maximum Frequency Response20000Hz
Earphones, Headphones & Headsets FeaturesBuilt-in Microphone,Noise Cancellation,Noise Isolating,Sweat Resistant,Volume Control
Headphone Connection TypeBluetooth
Headphone Accessory TypeCases
Audio CompatibilityMobile,PC & Laptop
Earphone, Headphone, & Headset TypeIn Ear
ModelETR-A01
Materialspp
Product ConditionNew
Input Voltage(V)5
With MaganetYes
Battery Capacity(mAh)300
Battery in The ProductYes
Warranty TypeSupplier Warranty
BrandLenovo
Product description
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Model: ETR-A01Pro /ETR-A01
Communication distance: 10 meters (accessible)
Compatible systems: iOS/Android/Windows
Working time: Approximately 4.5 hours after fully charged.
The charging case can provide 20 hours of power for the earphones.
Charging case capacity: 300mAh
Product weight (charging case+earphones): 45g
1 * A pair of wireless earplugs
1. Why two earphones cannot be connected synchronously?
TWS Bluetooth earphones can be paired together for use, or used separately for left and right earphones. If one of the left and right earphones is not working, it means that your earphones are not paired together. In this situation, pairing the headphones again can solve the problem.
2. How to pair two earphones.
Step 1: Delete the Bluetooth link of the corresponding earphone on the phone, and then turn off the phone's Bluetooth function.
Step 2: Put the left and right earphones back into the charging compartment.
Step 3: Wait for 10 seconds, remove both left and right earphones from the charging compartment, and wait for the earphones to match.
Step 4: Wait for 10 seconds, turn on the phone's Bluetooth function, search and connect the headphones to use.
3. Can I activate Siri voice controls with these headphones?
Yes, you can activate Siri by pressing the left earphone button for 2 seconds.
4. Does this have a built-in microphone?
Yes, a built-in microphone is made for clear talks.
5. It says they're waterproof, can you swim with them?
No. It's just sweatproof. We don't recommend swimming with them.
6. Is this sound leak serious?
As long as the volume is not the maximum, there will be no leakage of sound. As for the health of the ear, you should also avoid using the maximum volume for a long time.
7. What are the advantages of these open-ear headphones and are they worth buying?
latest design music earphones, low latency, comfortable to wear, AAC/SBC HD audio decoding