Specification:
<br />Color: black / blue / red / gold (Optional)
<br />Material: plastic + metal + electronic components
<br />Size: 12.5 x 7 x 2.5cm
<br />Channel: stereo
<br />Input voltage: DC5V / 1A (Mini USB interface)
<br />Battery: built-in lithium battery 850mAh
<br />Rated impedance: 4¦¸
<br />Speaker power: 3W
<br />Signal to noise ratio: ¡Ý 87dB
<br />Sensitivity: 800mV
<br />Distortion: ¡Ü10%
<br />FM frequency: 87.5-108MHz
<br />TF card support: 32GB Max
<br />Audio format: MP3
<br />Play time: about 10 hours
<br />Uses: music player, radio, TF card playback, AUX connection, U disk playback
<br />Packing List:
<br />1 x Radio
<br />1 x USB charging cable 
<br />1 x English manual