AE11A04 DTMF Audio Signal Generator Module Voice Dual Encoder Transmitter Board for MCU Keyboard 5 -

Features: ? - The module is designed for dialing keyboard and MCU interface. - The module can instruct MCU(or keyboard)to generate 16 dual tones from Audio 1/2. - The module equipped with two 3.5mm audio plug for same time using. - Wide voltage range,you can connect it with voltage from 5 - 24VDC. - There are 7 MCU input interface on the module. ? Specification: ? Working Voltage:5~24VDC Working Current:6~8mA Power Port:2.1*5.5mm Female head male head DC power socket Audio Port:2*3.5mm Audio Jack MCU Input Port: 7x 2.54mm Pin,5V GND D3 D2 D1 D0 STD Size:63 * 40 x 13mm ? Package Included: ? 1 x DTMF Generator Module 1 x 50cm Male to Male 3.5mm Audio Cord