Capacity - 1,2,4,8 or 16 Channels Compression Time - 1,2,4,5 compression rateData Speed - 16~64kbps/1sec.Voice Prompt Type - *Wav;Call Monitor Mode - Signal sound,Voice,ReversalCaller ID - FSK,DTMFRecord Time- unlimited,save in HD in computer..
Frequency Response: 10Hz-22kHzOther Features: Active Noise Cancelling, With Remote and Mic, Inline Volume Control, Noise Cancelling, Wind noise reduction, Works Without BatteriesForm Factor: In Ear..
-2 Speakers in each headphone (1 twitter and 1 woofer)-Dynamic Deep bass and high resolution treble sound-Slim and Short flat cable (no tangling)-Balanced sound with full frequency range..