Older, 27MHz wireless is often found in low-end products, and is prone to interference and range issues.

27MHz的老古董无线设备常用在低端产品上，这东西很容易大范围产生干扰。

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He said: in the past, we have low-end products to high-end products, from office buildings to apartments.

他说：在过去，我们的低端产品到高端产品，从办公楼的公寓。

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The high end products normally are tested more frequently and more comprehensively than mass-market or low-end products.

高档产品通常比大卖场产品和低档产品测试得更频繁和更广泛。

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Manufacturers, in turn, are increasingly relying on their high-end sales to balance out their low-end products.

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Splitting that line into high- and low- end products, rather than simply cutting the price of older models creates new risks, even as it reduces the risk Apple runs by building such an enormous business around a single product.

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We expect further pressure with BB7 products as low-end Android products ramp.

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