PMSU1 Digital music source Feature: PMSU1 is a 1HU Tuner and USB/SD Player.The output can mix or separate. ●FM/AM tuner with 10 memorized radio station. ●USB/SD Mp3 player with random, shuffle and programing order. ●Clear LCD Display to show all information. ●Separate USB/SD, Tuner audio output or mixing Specifications: Performance PMSU1 Frequency Response: 20~20kHz +1/-3 dB S/N Ratio: >65dB THD: <1% USD/SD Playback format MP3, Wav, (FAT32 Max 32G) TUNER Tuning FM 87.5~108MHz / 88.1~107.9 MHz AM 522~1611kHz / 530~1710kHz Sensitivity FM<15dBuV AM<36dBuV Audio Output 1V @600Ω , RCA Nominal AC Line Voltage 100~240V, 50/60Hz Operation Temperature / Humidity -10°C ~ +45°C @ 95% R.H. (Non-Condensing) Storage Temperature -20°C ~ +70°C Dimensions (W x D x H)mm 430 x 250 x 44 Weight 1.2kg