<p>1. Supports MP3.WAV decoding. Sampling frequency (K Hz): 8 \/ 11.025 \/ 12\/16 \/ 22.05 \/ 24\/32 \/ 44.1 \/ 48.</p> <p>2. 24bit DAC output, support dynamic range 90dB, 85dB. Wide DC supply voltage: 6 ~ 35V. Supports Micro-SD card maximum 32G bytes.</p> <p>3. Maximum output 20W driving 4 ohm speaker, maximum output 10W driving 8 ohm Speaker</p> <p>4. Plays 65535 pieces of music by UART control protocol; Play, pause, select music, VOL +\/- and so on can be controlled, the communication baud rate is 9600bps. Plays 255 pieces of music from IO trigger.</p> <p>5. with One_line control protocol, play, pause, select music, VOL +\/- and so on, It can be controlled. Change 7 working modes with DIP switch easily. ESD protection designed for 8 IOs.</p> <p>Product summary</p> <p>DY-HV20T is an intelligent voice playback module independently developed by our</p> <p>Enterprise, Integrated IO Trigger, UART Protocol Control, Single Bus One_line Protocol</p> <p>Control, standard MP3 and 7 other operating modes DIP switch setting; Drive 4 ~ 8 ohm,</p> <p>10W ~ 20W speaker by onboard 20W Class D audio amplifier; Supports MP3.WAV</p> <p>Decoding; Support Micro-SD card maximum 32G bytes, downloading music files directly</p> <p>By Micro-USB connector.</p> <p>Music control mode as follows</p> <p>Note: Music files should be named with five numbers, such as 00001.mp3 ~ 00008.mp3</p> <p>colour: black</p> <p>Material: plastic</p> <p>size: 50x50mm</p> <p>Package Contents:</p> <p>1 x Voice playback module</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>