Features a new design, acoustics, and the Apple H2 chip. Beats has announced the Powerbeats Pro 2, the latest generation flagship model in the ...

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The Zen Admire Unity is a dual SIM (GSM and GSM) mobile that accepts Micro-SIM and Micro-SIM. Connectivity options include Wi-Fi, GPS, Bluetooth, FM, 3G and 4G (with support for Band 40 used by some ...

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Body Dimensions 164.7 x 75 x 7.6 mm (6.48 x 2.95 x 0.30 in) ...

文章大纲射频概述 ·射频的定义 ·射频电路的基本组成射频的应用领域·无线通信·雷达与导航·医疗领域·射频识别·工业应用射频行业市场·射频行业市场概述·射频技术挑战射频射频概述1.1 射频的定义 (1)射频（Radio Frequency, ...