The most significant drawback compared to last year’s model, at least in my testing, has to do with playback control.

相比去年的型号最大的缺点，至少在我的测试中，是播放控制方面。

youdao

Content playback system, playback device, playback control method and program.

内容重放系统，重放设备，重放控制方法和程序。

youdao

With HDMI Control, you can use your HDTV's remote to control playback functions and navigate the camera's menus from the comfort of your couch.

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Bluetooth head units from Sony support a complete music streaming experience, allowing wireless playback, track control, and display of song information from Bluetooth enabled MP3 players or smartphones.

ENGADGET: blogger-avatar

After selecting the standalone speaker within the Music player's menu settings, our chosen track began playing immediately, allowing us to adjust volume and control playback from the handset.

ENGADGET: HTC Desire X hands-on (video) Mobile