Features:
Built-in TF/ micro SD card slot support up to 8GB TF/ micro SD card( card NOT included).
Just save your loved songs in TF/ micro SD card and then play them with this sport player.
Doubles as a TF/ micro SD card reader if connect it to computer.
Supports MP3 WMA music format.
Built-in rechargeable li-on battery and charge by USB cable.
Easy to use, "On/ off" toggle and 3 Key-press: Play/ Pause, Volume+/ -(long press), Previous/ Next (short press).
Comfortable and secure for most users: bicyclist, runners, joggers, walkers, etc.
Wrap around wire free headphones, designed to stay on your head.
Great quality, super stereo sound lets you enjoy your sports and music at the same time!
Specifications:
Color: Black + Red
Audio format: WMA, MP3
S/N ratio: ≥ 86db
Output frequency: 20Hz—20KHz
Port: Mini USB
Battery: DC 3.7V Li-po battery
Charge time: 2-3 hours
Playtime: Approx. 3 hours
Working temperature: 0 Celsius degree-45 Celsius degree
Headset size: Approx. 14 * 13cm/ 5.5 * 5.1in
Headset weight: 29g/ 1.0oz
Package size: 19 * 18.5 * 6.5cm/ 7.5 * 7.3 * 2.6in
Package weight: 76g/ 2.7oz
Package including:
1 * Headset MP3 Player
1 * USB Cable