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The latest Bluetooth 4.2 chip can ensure a stable and fast connection of the Techfire wireless earphones.
Ergonomic in-ear headphones, different size earplugs make their wearing more comfortable, fit your ears, and not easy to drop during training.
Wireless earbuds headphones are only 3g, very light. You will forget that you are wearing the earphone, even if you wear it for a long time, you will not feel any discomfort.
Long press the multi-function buttons of both sides at the same time until the led flashing in red and Blue alternately & Then double-click the left earphone to automatically pair; 3: Turn on the phone bluetooth on your device and choose “i7S TWS” to connect; 4: Matching completed.
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