1. High performance, can be written multiple times 8K 8Bit processor, internal oscillation circuit, internal and external crystal oscillator, very high cost performance, 3 groups of independent I/O control port, IOA,IOB and IOC

2. 4K programmable ROM, can be connected with iPod/iPhone, iPod/iPhone Docking or iPod/iPhone speaker function control and remote control, combined with iPod/iPhone decryption IC, Implement iPod/iPhone decryption

3. Can eliminate iPhone warnings, support the new generation of iPod/iPhone video output

4. It can control electronic volume IC Line out volume and earphone volume output at the same time such as 9235

5. 20/24 I/O control ports, programmable control of Power amplifier standby switch, Play/Pause,Power,VOL+,VOL-, up (long press fast rewind), down (long press fast forward), The Previous Play List, the Next Play List, drive LCD display, etc., can be tailored according to different customer requirements, such as: 1) a Line in Detect, can achieve silent detection, improve the quiet noise a) LED indication: Blinking slowly - Standby, steady on - Working, blinking quickly - Remote receiving b) Synchronizing the iPod/iPhone Menue

6. Wide operating voltage range: DC2.3V-5.5V