Screen Size: None
Supports FM: No
Audio Format Support: MP3
Memory Size: 8GB
Launch Date: 2014
Storage Type: Flash Memory
Supports Recording Function: No
Battery Life: < 10 hours
Have Speakers or not: No
Battery Specification: Lithium Battery
Style: Watch
Signal Noise Ratio: 50dB
Model Number: mp3 player
Operation System: WINDOWS7/2000 / XP,WP8 etc
Format supported: MP3 audio format.etc
Battery: Built-in rechargeable Li-ion battery
Charging time: About 2~ 3 hours