Audio type in ear stylenoise isolation passive noise isolation passive impedance 16 ohm speaker sensitivity 96 3db at 1khz output 5mw nominal 10mw max total harmonic distortion lt3 1khz 1mw audio format 16 bit stereo codec aac sbc modified sbc response bandwidth 20hz 20khz driver size 6 mm bluetooth bluetooth version 41 multi point frequency band 24 ghz profiles handsfree headset a2dp avcrp spp pairing number of paired devices 8 pairing passkey 0000 integrat