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General | Model: K21 Type: In-Ear Material: Metal,Silicone Wearing type: Ear Hook |
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Product Details | Application: Running,Sport,Working Compatible with: iPhone,iPod,Mobile phone Connectivity: Wireless Frequency response: 20-20000Hz Impedance: 32ohms Sensitivity: 110 dB Music Time: 24h Standby time: 70 days Talk time: 32h |
Extended Function | Bluetooth: Yes Bluetooth distance: W/O obstacles 10m Bluetooth mode: Headset Bluetooth protocol: AVRCP Bluetooth Version: V4.1 |
Battery Information | Battery Type: Built-in Battery Capacity(mAh): 300mAh Li-ion Battery |
Dimensions and Weight | Product weight: 0.0140 kg Package weight: 0.0400 kg Product size (L x W x H): 4.50 x 6.50 x 1.50 cm / 1.77 x 2.56 x 0.59 inches Package size (L x W x H): 10.00 x 8.00 x 2.00 cm / 3.94 x 3.15 x 0.79 inches |
Package Contents | Package Contents: 1 x Headset, 1 x USB Cable |
Apr 22,2019
Dec 25,2018
Apr 24,2019
Why the headphones does not charge?
Why the headphone disconnect with the mobile phone within 10 meters?
There is no audio signal, what can i do?
Why can't I use the headphones to adjust the volume or select the track on the App of mobile phone?
Why the headphones cannot pair with mobile phone?
1. Please check whether your headphone is in pairing mode or reconnect mode and check whether your mobile phone Bluetooth search function is opened;
2. Check your mobile device's Bluetooth menu and delete / forget the headphones, then reconnect the headphones following the instructions in the user manual.
What does the headphone certification logos mean?
How to choose a headset?
Why my smartphone can't find my Bluetooth headphones?
1. Make sure your smartphone and headphones are close enough to one another when you want to connect them;
2. Check the manufacturer's recommended pairing process;
3. Try turning them off and on again;
4. Turn off or remove any interfering devices;
5. Move away from the WiFi router.
What factors affect the sound quality of Bluetooth headsets?
Why there is static whenever I listen to music on my Bluetooth headphones?
1. First you should disable or turn off any other unused Bluetooth devices in the area;
2. If the static doesn't go away try resetting your headphones;
3. Turn on your media player, then disconnect your headphones for 30 seconds and then re-pair them;
4. Reduce the distance between your smartphone and your headphones, as this also helps reduce any static.
How many kinds of headphones are there in the market?
Why my devices cannot recognize the bluetooth headphones?
1.The Bluetooth feature in the phone is not turned on.
2. The headset is not in pairing / discoverable mode. The phone will not find the headset unless the headset is in this mode.
Can this item be shipped to my country?
We can deliver orders to most countries. For a detailed explanation of each shipping method, destination and approximate delivery time, please check our website:
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Be the FIRST to Ask a question. Want G Points? Just Write a Review!
Be the FIRST to Ask a question. Want G Points? Just Write a Review!
Be the FIRST to Ask a question. Want G Points? Just Write a Review!
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