... Last Picture, View Next Picture, Signal Bar, Battery Bar - Power Source: Internal Battery (3.7V 1350 mAh Rechargeable Li-ion) ... ) Specifications: - Camera Sensor - CMOS - Light Source - Six (7) Infrared LED lights - Power Source - AC Adapter (100-240V) 50/60Hz - ... -Microphone, Call button , Speaker, USB interface for charge , Power switch , ‘Pairing’ button, Indicating light for low voltage , ...