SK1 <br />             <strong>Features:</strong> USB Digital Voice Audio Recorder <br />             <strong>Recording Format :</strong> WAV <br />             <strong>Recording Bit Rate:</strong> 192 Kbps <br />             <strong>Recording Time:</strong> 2GB about 24 hours, 4GB about 48 hours, 8GB about 96 hours <br />             <strong>Recording Source:</strong> Built-in MIC <br />             <strong>Battery Charging Time:</strong> 3 hours <br />             <strong>Support System:</strong> Windows 2000 / XP / Vista / 7                                            <strong>Package weight:</strong> 0.051 kg <br />             <strong>Product size (L x W x H)  :</strong> 7.0 x 2.0 x 0.7 cm / 2.75 x 0.79 x 0.28 inches <br />             <strong>Package size (L x W x H) :</strong> 13.5 x 10.5 x 2.0 cm / 5.31 x 4.13 x 0.79 inches                               <strong>Package Contents:</strong> 1 x SK1 USB Digital Voice Audio Recorder                 <img src="//agdetail.image-gmkt.com/m430/982/619/598619982/img/agdetail.image-gmkt.com/982/619/598619982/img/des.chinabrands.com/uploads/2015/201501/heditor/201501301716286625.jpg" alt="SK1 Portable USB Digital Voice / Audio Recorder with Hidden TF Card Slot for Meeting" />