I'd guess SD, one USB, and one combo audio port will be the standard.

我猜测对SD卡的支持、一个USB接口，以及一个复合音频接口会是其标准。

youdao

The hardware implementation of cable TV signal input, HD/SD video displaying, audio playing, storage of TV program and infrared remote-control has been resolved.

该硬件系统解决了有线电视信号输入、高清、标清视频显示、音频播放、电视节目的存储和红外遥控的硬件实现。

youdao

The device includes a USB port, audio out, the aforementioned stylus, 512mb of memory, and an SD card slot.

该设备包含有usb接口、音频输出端口、电子笔、512m的内存和SD卡插槽。

youdao

Roku was nice enough to upgrade our player for Amazon Video on Demand a little early, and we're basically impressed -- although we're not in love with SD video and stereo audio, it's hard to complain about a free service update.

ENGADGET: Roku Amazon Video on Demand hands-on Hands-on

The rest of the device is a plastic, candy-bar-style affair with USB, HDMI and 3.5mm audio outputs on one side, with a gain control, delete button and full-sized SD card slot on the other.

ENGADGET: Zoom Q2HD Handy Video Recorder lets you stream and record on the move, we go hands-on