无内存插TF卡耳机运动型MP3 运动MP3 耳机MP3多款可选择

品牌：佳维恒信型号：yd-003屏幕色彩：65536色接口：usb 2.0支持音频格式：mp3续航时间：无限制（小时）重量：0.12（g）fm功能：无fm功能录音功能：无录音功能直录功能：无直录功能游戏功能：不支持游戏功能适用送礼场合：公关策划、开业典礼、商务馈赠、员工福利、周年庆典、展销会、婚庆、乔迁、生日、广告促销、节日、颁奖纪念、其他加印logo：可以加工定制：是内存容量：无内存

无内存插tf卡耳机运动型mp3 运动mp3 耳机mp3多款可选择

this product is especially designed to match the shape of yourhead.
therefore it will feel comfortable, and stay in place while doingsports.
with its fashionable appearance and built-in mp3(&wma) playerwith hifi stereo earphones (sound output up till 85db ) you canalways enjoy high music.
when the built-in lithium battery fully charged, it can play musicfor about 4 hours.
the parameter ofue:

1. support format: mp3/wma/wav

2. content: tf card

3. s/n ratio: ≥86db

4. output frequency: 20hz-20 khz

5. batteries: built in rechargeable li-ion battery

6. interface：usb 2.0

7. operating system: windows 98/2000/xp

8. working stabilization: -10~45 degree

9. play/pause press: easy to work

10. replay press

11. the press of vol control (+/-)

12. option press: previous/next

13. loudspeaker: power 2×10mw