FM Frequency Range (Frequency step) 87.5MHz 108.0MHz(50kHz) Channel Space Selection 50kHz Usable Sensitivity S/N:26dB 8.2dBf (0.71unitV/75ohms) Quieting Sensitivity DIN S/N 46dB 17.2dBf (2.0unit V/75ohms) Frequency Response (3.0dB) 30Hz-15kHz S/N(dB) 64.0dB(MONO) Stereo Separation 40dB(1kHz) AM Frequency Range (Frequency step) Band 1(MW) / 531kHz - 1611kHz(9kHz) Band 2(SW1) / 2940kHz to 7735kHz(5kHz) Band 3(SW2) / 9500kHz to 10135kHz / 11580kHz to 18135kHz (5kHz) Channel Space Selection Band 1 / 9kHz Band 2/3 / 5kHz Usable Sensitivity S/N:20dB 29dB(28.2v), MW 30dB (32v), SW CD Laser Diode GaAlAs Digital Filter(D/A) 8 Times Over Sampling Spindle Speed 500 200rpm (CLV) Wow and Flutter Below Measurable Limit Frequency Response 20Hz-20kHz(1dB) Total Harmonic Distortion 0.01%(1kHz) S/N Ratio (dB) 105dB(1kHz) Dynamic Range 90dB Channel Separation 85dB MP3 Decode Compliant with MPEG-1/2 Audio Layer-3 WMA Decode Compliant with WINDOWS MEDIA AUDIO AAC Decode AAC-LC .m4a files WAV Decode Preout Level(mV)/Load Unbalanced 2500mV/10k ohms(CD) Preout Impedance(ohms) lesser than 600 Speaker Impedance(ohms) 4-8 ohms USB I/F USB USB 1.1 / 2.0 Full speed File System FAT12 / 16 / 32 Maximum Supply current DC5V(DC logo) 1A MP3 decode Compliant with MPEG-1/2 Audio Layer-3 WMA decode Compliant with Windows Media Audio AAC Decode AAC-LC .m4a files WAV Decode Linear-PCM AUX Input Frequency Response 20Hz 20KHz 3dB Input Maximum Voltage 1000mV Input Impedance 30K AMP Maximum Power 50wx4 Full Bandwidth Power (at less than 1%THD) 22wx4 TONE Bass 200Hz 8dB Middle 2.5kHz 8dB Treble 12.5kHz 8dB Bluetooth Version Bluetooth V2.1+EDR /Bluetooth 3.0 Frequency Range 2.402 to 2.480GHz Output Power +4dBm(MAX) 0dBm (AVE )Power Class 2 Maximum Communication range Line of sight approx.10m(32.8ft) Profile HFP(Hands Free Profile SPP(Serial Port Profile) PBAP(Phonebook Access Profile) A2DP(Advanced Audio Distribution Profile) AVRCP(Audio/Video Remote Control Profile) GENE Operating voltage 14.4V (10.5 16v allowable) Maximum Current Consumption 10A Operational Temperature Range 0degree C to +40degree C Installation Size (W) 182mm (H) 53mm (D) 159mm Net Weight 1.3(kg).