Tai Nghe Bluetooth Âm Thanh Hifi Có Mic Hỗ Trợ Thẻ Nhớ Sd Kèm Mic Cho Điện Thoại Xiaomi Iphone Sumsung

Giới thiệu Tai Nghe Bluetooth Âm Thanh Hifi Có Mic Hỗ Trợ Thẻ Nhớ Sd Kèm Mic Cho Điện Thoại Xiaomi Iphone Sumsung

Advantages:
-Bluetooth + MP3 function support stereo music playing, phone calling...
-Support all audio devices that have Bluetooth capability, such as, cell phone ,tablet PC,laptop,computer etc.
3. 3.5mm audio jack, provides a simple wired connection of a variety of devices without Bluetooth.
-Allow you to answer or reject phone calls anytime and anywhere.
-Charged via USB, rechargeable battery, convenient and practical.
-Playing time up to 8~9 hours, and continue talk time up to 8 hours, standby time up to 250 hours.
-Good quality, foldable design and adjustable length hinges, very comfortable to wear and easy to carry.
-Best choice for listening music, watching movie, chatting online etc.
-with SD card insert,without any bluetooth device,can still enjoy music any time any where.
-Cool shinnging outlook adds the fashionable feel.

Specification:
Version V4.0
Frequency 2.40GHz-2.48GHz
Power ≤ 4 dBm, class 2
Effective range 10M
Sensitivity -84dBm / 0.1% BER
Frequency response 20 Hz - 20 KHz
S/N rate 70 dB
Distortion 0.10%
Speaker size 40mm
support A2DP 1.2, AVRCP 1.0, HSP, HSF 1.5
Voltage 3.7VDC (built-in 400MAH rechargeable battery)
talking time 8~9 hour
standby time 250hour
charge time 2-2.5 hour
current 40 mA
operate temperature -4 ~ +131°F(-20 ~ +55°C)

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