This product is widely used in radio modification, mobile phone brush machine, XBOX360 brush machine, GPS, car testing, DVD brush machine, hard disk repair, set-top box upgrades. Microcontroller programmed. The main parameters: Control chip: domestic new MAX3232 Working voltage: 3.3V-5V DC Working current: 6MA Power supply: external Interface: TXD, RXD, GND, VCC Overall dimensions: 33mm * 32mm * 16mm Package Included: 5 * RS232 To TTL Converter Module
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