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 Post subject: S520 B2854-WH Tiny Bluetooth Earphone ราคา 2.47 USD
PostPosted: Wed 20 Sep 2017 7:24 pm 
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Mini Bluetooth Earphone with Mic Handfree In Ear Phone Headset Earbuds Headphone

S520
B2854-WH

- Voice caller number, low power remind, Connect/disconnect remind, Boot off prompts.
- Supports Two Mobile Phones Simultaneously Connected.
- Bluetooth : v4.1
- Transmission distance : 10 m
- Size : 20x19x9 mm

ราคา 2.47 USD

https://www.aliexpress.com/item//32814571960.html

Mini-Smart-Wireless-Bluetooth-Earphone-With-Mic-Handfree-In-Ear-Phone-Headset-Stereo-Earbuds-Portable-Headphone (1).jpg

Mini-Smart-Wireless-Bluetooth-Earphone-With-Mic-Handfree-In-Ear-Phone-Headset-Stereo-Earbuds-Portable-Headphone.jpg

Mini-Smart-Wireless-Bluetooth-Earphone-With-Mic-Handfree-In-Ear-Phone-Headset-Stereo-Earbuds-Portable-Headphone (2).jpg


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 Post subject: Re: Tiny Bluetooth Earphone ราคา 2.47 USD
PostPosted: Wed 20 Sep 2017 7:25 pm 
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Joined: Fri 01 May 2009 8:55 pm
Posts: 2042
Bluetooth_S520_03.JPG

Bluetooth_S520_04.JPG

Bluetooth_S520_05.JPG


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 Post subject: Re: Tiny Bluetooth Earphone ราคา 2.47 USD
PostPosted: Wed 20 Sep 2017 7:28 pm 
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Joined: Fri 01 May 2009 8:55 pm
Posts: 2042
Bluetooth_S520_02.png

Maybe it is bluetooth v4.1
S520
B2854-WH
Bluetooth Headset


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 Post subject: Re: Tiny Bluetooth Earphone ราคา 2.47 USD
PostPosted: Wed 20 Sep 2017 7:29 pm 
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Joined: Fri 01 May 2009 8:55 pm
Posts: 2042
S520
B2854-WH
Bluetooth Headset Manual

Bluetooth_S520_01.png


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 Post subject: Re: Tiny Bluetooth Earphone ราคา 2.47 USD
PostPosted: Sat 18 Nov 2017 7:07 pm 
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Joined: Fri 01 May 2009 8:55 pm
Posts: 2042
1. ถ้าเลิกฟังจะปิดตัวเองทันที ต้องกดค้างเพื่อเปิดทุกครั้ง
2. แบตหมดไวมาก ฟัง YouTube ได้ประมาณ 45 นาที
3. ไม่เจ็บหู เบามาก
4. ถ้ากดปุ่มขณะเสียบหูอยู่จะดังมาก ควรถอดออกมากดข้างนอก
5. บางทีกดฟัง YouTube แล้วหลุดตอนเริ่ม ต้อง connect ใหม่
6. ต้องใช้สายชาร์จพิเศษ ไม่สะดวก ต้องถอดเข้าออกบ่อยๆ


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