if there is any questions pls feel free to contact us .we are here to help in any way we can .thank you .
Answer the questions:
1 , about Matsutec AR-10 or AR-12:
a:Choose the correct COM port on the software, and Baud rate:38400, install AR-10 or AR-12 USB driver (http://www.matsutec.cn/down.php).
b:is this Compatible with TelChart V3 ? yes, Compatible.
2 ,about Matsutec HA-102:
Link problems, for example: