Introduction - If you have any usage issues, please Google them yourself
When your telephone can not receive Caller ID card, they can use this procedure to test the step 1) the choice of a good channel No. 2) Select the format 3) Select Start 4) When the procedure call when the caller can not receive, You can put the caller at the scene recorded sound analysis steps 1) select Channel 2) Select recording 3) call 4) Back to ring three times, the choice to stop recording, sound files generated record.pcm caller 5) voice editing tool to open record.pcm6) control of the graphics page to http://www.dj.com.cn/support/cid/techid.asp analysis