- Model: BT-300<br />- Plastic case material<br />- Bluetooth version: V2.0+EDR<br />- Operation range: 10m<br />- Frequency: 2.4~2.48GHz<br />- Charging time: 1.5h<br />- Working time: 2~3h<br />- Built-in 60mAh lithium battery<br />- Accessories:<br />- 1 x AC 110~240V power adapter (2-flat-pin plug / 30cm cable)<br />- 1 x Ear hook<br />- 1 x Chinese/English manual<br /><br />                                                                                                                                Dimensions: 1.34 in x 0.79 in x 0.55 in (3.4 cm x 2.0 cm x 1.4 cm)<br />Weight: 0.18 oz (5 g)<br /><br />