ว่าหูฟัง Noise Cancelling อันไหนดีสุดครับ

ผมต้องการจะซื้อ หูหัง Noise Cancelling สักตัวไม่ทราบว่ามีรุ่นไหนแนะนำไหมครับ
ที่ผมเล็งไว้ 3 รุ่นนี้ครับ จุดประสงค์  อยากได้สมาธิในการคิด หรือฟังเพลง Classic แล้วนิ่งมากขึ้น

http://www.sony.co.th/product/mdr-nc33/sku/mdr-nc33_rm+e

[Spoil] คลิกเพื่อดูข้อความที่ซ่อนไว้http://www.avwake.com/%E0%B8%AB%E0%B8%B9%E0%B8%9F%E0%B8%B1%E0%B8%87-Headphones/%E0%B8%AB%E0%B8%B9%E0%B8%9F%E0%B8%B1%E0%B8%87%E0%B8%95%E0%B8%B1%E0%B8%94%E0%B9%80%E0%B8%AA%E0%B8%B5%E0%B8%A2%E0%B8%87%E0%B8%A3%E0%B8%9A%E0%B8%81%E0%B8%A7%E0%B8%99-NoiseCancelling-Headphones/%E0%B8%AB%E0%B8%B9%E0%B8%9F%E0%B8%B1%E0%B8%87%E0%B8%AA%E0%B8%AD%E0%B8%94%E0%B8%AB%E0%B8%B9%E0%B8%8A%E0%B8%99%E0%B8%B4%E0%B8%94%E0%B8%95%E0%B8%B1%E0%B8%94%E0%B9%80%E0%B8%AA%E0%B8%B5%E0%B8%A2%E0%B8%87%E0%B8%A3%E0%B8%9A%E0%B8%81%E0%B8%A7%E0%B8%99-JVC-HA-NCX78-%E0%B8%84%E0%B8%B8%E0%B8%93%E0%B8%A0%E0%B8%B2%E0%B8%9E%E0%B8%AA%E0%B8%B9%E0%B8%87-%E0%B8%AA%E0%B8%A7%E0%B8%A1%E0%B9%83%E0%B8%AA%E0%B9%88%E0%B8%AA%E0%B8%9A%E0%B8%B2%E0%B8%A2.html

[Spoil] คลิกเพื่อดูข้อความที่ซ่อนไว้http://www.avwake.com/%E0%B8%AB%E0%B8%B9%E0%B8%9F%E0%B8%B1%E0%B8%87-Headphones/%E0%B8%AB%E0%B8%B9%E0%B8%9F%E0%B8%B1%E0%B8%87%E0%B8%95%E0%B8%B1%E0%B8%94%E0%B9%80%E0%B8%AA%E0%B8%B5%E0%B8%A2%E0%B8%87%E0%B8%A3%E0%B8%9A%E0%B8%81%E0%B8%A7%E0%B8%99-NoiseCancelling-Headphones/%E0%B8%AB%E0%B8%B9%E0%B8%9F%E0%B8%B1%E0%B8%87%E0%B8%95%E0%B8%B1%E0%B8%94%E0%B9%80%E0%B8%AA%E0%B8%B5%E0%B8%A2%E0%B8%87%E0%B8%A3%E0%B8%9A%E0%B8%81%E0%B8%A7%E0%B8%99-PHILIPS-%E0%B8%8A%E0%B8%99%E0%B8%B4%E0%B8%94%E0%B8%AA%E0%B8%AD%E0%B8%94%E0%B8%AB%E0%B8%B9-%E0%B8%9B%E0%B9%89%E0%B8%AD%E0%B8%87%E0%B8%81%E0%B8%B1%E0%B8%99%E0%B9%80%E0%B8%AA%E0%B8%B5%E0%B8%A2%E0%B8%87%E0%B8%A3%E0%B8%9A%E0%B8%81%E0%B8%A7%E0%B8%99%E0%B9%84%E0%B8%94%E0%B9%89%E0%B8%96%E0%B8%B6%E0%B8%87-90-%E0%B8%82%E0%B8%99%E0%B8%B2%E0%B8%94%E0%B9%80%E0%B8%A5%E0%B9%87%E0%B8%81%E0%B8%9E%E0%B8%81%E0%B8%9E%E0%B8%B2%E0%B8%87%E0%B9%88%E0%B8%B2%E0%B8%A2-%E0%B8%8A%E0%B8%B2%E0%B8%A3%E0%B9%8C%E0%B8%88%E0%B9%84%E0%B8%94%E0%B9%89%E0%B8%81%E0%B8%B1%E0%B8%9A-iPod-%E0%B9%82%E0%B8%94.html