Tdk221 MP3 Recorder

2. Technical Info.
A. DC 5V power input, 3.7V optional
B. On-Board 2Watts x 2 Amplifier Optional
C. FM Radio optional
D. With USB/SD/AUX/Record/FM Mode
E. Memory support upto 32GB

F. 16-bit Stereo DAC
G. MPEG-1, MPEG-2, MPEG-2.5 Audio Layer 1, 2, 3 decoder. Bit rate 8-448Kbps, 8-48kHz, CBR/VBR/ABR
H. Plays MP3 and record MP3 file ( Recorded file at 44.1kHz, 128kbps, Stereo)
I. Integrates an USB 2.0 full speed Host/Device controller and a MP3 Decoder Engine

J. On-Board Mic for recording
K. Can record FM, AUX Audio sources to USB /SD Memory

3. Panel Keyboard functions

A. REC: Record button, short press enter into record state, second press to stop reocrd and save the recorded file into SD or USB Memory.
B. MP3/REC: Switch to play the MP3 music file or Recorded MP3 files.
C. VOL-: Volume down

D. VOL+: Volume up
E. PLAY/PAUSE: In USB/SD Mode, short press for play or pause music, In FM Mode short press for Auto-Search Radio channels and save, In REC Mode, press for stop recording and save file then play it immediately. In USD/SD Mode, If it is Pause state, long press this button for delect the current MP3 music file or Recorded file.
F. MODE: USB & SD inserted, MODE button switch from USB>SD>AUX>FM>USB, USB inserted, MODE button switch from USB>AUX>FM>USB, SD inserted, MODE button switch from SD>AUX>FM>SD

G. PREV: In USB/SD Mode, for Previous file, In FM Mode, for previous radio channel.
H. NEXT: In USB/SD Mode, for Next file, In FM Mode, for next radio channel
4. Remote Buttons function
A. REC: Record button, short press enter into record state, second press to stop reocrd and save the recorded file into SD or USB Memory.

B. MODE: USB & SD inserted, MODE button switch from USB>SD>AUX>FM>USB, USB inserted, MODE button switch from USB>AUX>FM>USB, SD inserted, MODE button switch from SD>AUX>FM>SD

C. VOL-: Volume down
D. VOL+: Volume up

E. PREV: In USB/SD Mode, for Previous file, In FM Mode, for previous radio channel.
F. NEXT: In USB/SD Mode, for Next file, In FM Mode, for next radio channel
G. REP: Repeat one file or Loop all files switch

H. MP3/REC: Switch to play the MP3 music file or Recorded MP3 files.
I MUTE: Mute switch
J EQ: NORMAL>JAZZ>ROCK>POP>CLASSIC>NORMAL

K. PLAY/PAUSE: In USB/SD Mode, short press for play or pause music, In FM Mode short press for Auto-Search Radio channels and save, In REC Mode, press for stop recording and save file then play it immediately. In USD/SD Mode, If it is Pause state, long press this button for delect the current MP3 music file or Recorded file.
L. 0~9: Select files in USB/SD Mode, for examle press 2, play file 2, Press 1 and 2 play file 12

5. Panel structure
Unit: MM, Black Panel is available.