D-Shape Earpiece with PTT Mic B5-018A-M12 for Motorola Two-Way Radios XPR3000, XPR3300e, XPR3500e, DP3441, DEP550, MTP3550, XiR-P6620, XiR-P6628
Speaker Dimension Ф23mm
Nominal Impedance 32ohm±15%
Sensitivity 112±2dB
Rated Power  30mW
Maximum Power  50mW
Frequency Range  420Hz-20kHz
Mic Dimension) Ф6mm
Sensitivity -50dB±2dB
Directivity omni-Directional
Frequency 100Hz-160kHz
Impedance 2.2K
Operation voltage 1V-10V