i7s TWS Wireless Bluetooth Earphones Headphones Stereo Earbuds For Iphone Xiaomi HUAWEI Samsung And
US $8.97
Original Price : US $11.50 (22%)
Limited Price i7s TWS Wireless Bluetooth Earphones Headphones Stereo Earbuds For Iphone Xiaomi HUAWEI Samsung And with Free Shipping Worldwide!
4.88
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Product description
[4000057834355]i7s TWS Wireless Bluetooth Earphones Stereo Earbud For Iphone ,Android Phone
Specification:1. Driver: 15mm2. Impedance: 32 OHM3. Bluetooth version: Bluetooth v4.2 Upgraded to 5.0+ EDR4. Bluetooth use band: 2.4GHz5. Power level: CLASS II6. Output power: 30mW7. Bluetooth distance: 10 meters barrier8. Frequency response: 20-20000Hz9. Operating voltage range: 3.0V-4.2V10. Mic sensitivity: -42dB11. With A2DP / AVRCP high quality stereo audio transmission and remote control protocol12. Powerful noise de-noising circuit (active noise reduction)13. switch between Chinese and English (boot does not connect Bluetooth state, press the switch 2 times, hear the tone switch successfully)13. Talk time is about 2-3 hours14. music time about 1.5-2 hours15. Standby time is about 100 hours