- Model: i58<br>- Color: Black + Silver<br>- Bluetooth headset with MP3 built in、 TF card support and Bluetooth wireless communication functions<br>- Bluetooth version: Bluetooth V2.1、 2.4GHz<br>- Built-in MP3 player<br>- Audio format support: MP3<br>- S/N ratio: 90dB<br>- FM range: 87~108MHZ<br>- Interfaces: 2.5mm audio + USB 5pin + TF slot<br>- Support TF card up to 16GB<br>- Built-in rechargeable 300mAh li-ion battery<br>- Continuous talking time: about 12~15 hours<br>- Music playing time: about 8~9 hours<br>- Standby time: about 200 hours<br>- Package included:<br>- 1 * MP3 bluetooth headphone<br>- 1 * AC220V power adapter (EU plug)<br>- 1 * USB Cable<br>- 1 * 2.5mm to 3.5mm audio adapter cable<br>- 1 * Soft carrying pouch<br>- 1 * English/Chinese user manual<br><br>                                                                                                                                Dimensions: 5.91 in x 4.80 in x 1.10 in (15.0 cm x 12.2 cm x 2.8 cm)<br />Weight: 3.17 oz (90 g)<br /><br />