for HTC P3300 SPV M650 Handsfree adapter 1)Easy to use,just plug and play, and listen 2)Can be used for your stereo headphone ... For HTC P3300 ... ,Color case for Iphone 4G,Leather case for Iphone 4G,Plastic case for Iphone 4G,Silicone case for Iphone 4G… For HTC P3300 SPV M650 Handsfree adapter