1) The built-in classic, authoritative harmony version of the Bible (including the "Old Testament" and "New Testament"), in its entirety.                                            2) Play voice are: Chinese, English, Portuguese, Spanish and many other national voice. 3) The super-outer ring is absolutely classic and simple operation, the blind can be used. 4) The ultra-small size and easy to carry. 5) 2 5 batteries, battery life outstanding. 6) Play time: Headset mode playback -------- 8 0 hours speaker mode playback -------- 6 0 hours