Spacious and closed operator's cab with ventilating and air conditioning devices (optional).

宽敞封闭驾驶室设有通风装置和空调（选择配置）。

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Title text Optional. Specifies a title to display. Only for WML devices.

可选参数。指定显示的标题。仅支持WML设备。

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Each unit can be configured leakage detectors, alarm pyrotechnic devices, temperature and humidity equipment (optional).

每台机组可配置漏水检测器、烟火报警装置、温湿度仪器(可选件)。

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Touch-typing on the devices is tricky, even with an optional keyboard.

FORBES: Connect

To connect virtually anywhere, ThinkPad Helix comes with optional LTE high speed wireless and also pioneers the emerging Near Field Communications (NFC) technology that allows devices to share data seamlessly by simply tapping to pair them.

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Other smart touches include the circumaural ear cups that insulate the listener from noisy urban environments, and an optional cable with a smart remote and microphone for taking and receiving calls and controlling the music on Apple devices.

ENGADGET: Sennheiser's Momentum headphones are back in black at CES