Feature: Noise Reduction System, Improved Call comfort. Allows access to phone functions when making calls. Eliminate over 99% of absorbed phone radiation. Turns your tablet computer into a telephone via skype or VOIP applications. With hands-free function: It can use for answer, hang up the phone and adjust the volume for iPhone and other mobile phones. But it needs to adjust the volume on cell phone for other mobile phones.
Type: 3.5mm Retro Phone Receivers Material: ABS Quantity: 1pc Color: Black Suitable For: For iPhone Samsung Android Smartphones Interface: 1*3.5mm Audio part Certification: CE Phone Wire Length Folded: 0.3m/1ft Size: 21.4*6*6.8cm / 8.4*2.4*2.6" (L*W*H) Net Weight: 0.11kg / 4oz