Philips BT3102 comes in Different Different Model i.e BT3201 / BT3203. Only Color is changeable which is non returnable. Both products are of same features and specification. Philips Authenticity ? Both Model Number either you received is the latest model. This is Philips guaranteed to get best model to Customer. Replacement won?t accept until product machine not working. Effortless even trim This trimmer with the innovative Lift & Trim system lifts and captures more low-lying hairs for efficient, even trimming results. This way you will easily achieve the 3-day stubble, short beard or long beard look you want.