KEY FEATURES: Gold plated connector right-angled 3.5 mm gold plated connector for a high-quality connection stereo sound. Compatible with devices such as iPhone, iPad, Android, HTC, Nokia, Sony Ericsson, LG, Motorola, Samsung and more. Microphone and remote - Talk and control your music and calls Audio 14.8mm handmade drivers, frequency response 20 Hz-20KHz, impedance 32+15%, sensitivity 110+3dB, max input power 10MW