The R102 series is an active aluminum ribbon microphone designed for the recording studio and professional live performance. It features the high sensitivity, yet exhibits the smoother frequency response and excellent transient response of a ribbon microphone. The fast speed response of a ribbon mic is optimal among all types of microphones. R102MKII is a ribbon microphone with extended high frequency to studio condenser grade, but keep the same excellent transient response of ribbon microphone. Classical ribbon microphones will exhibit a roll off in high-frequency response, but R102MKII is a breakthrough ribbon microphone can maintain high frequency response up to 18 kHz. For people who love ribbon style but expect extended HF, R102MKII is the choice.