Auto route calls to calling card gateway Users don't need to dial access and PIN any more Easy to set up: attach dialer to calling card user's telephone line with RJ-11 interface Capable of connecting to PBX or direct line Easy to be programmed: program/set the dialers with touch tone telephone set Remote programmable: easy for remote maintenance Automatic: dial access, PIN and other digits for calling card user automatically Auto routing to different gateways according to customer's setting, can program various calls should be routed to calling card Auto switch different type of destination phone number as local, long-distance and abroad System password: prevents unauthorized changes to internal settings Can restrict typical prefix/area codes Bypass function: bypass some typical calls such as local calls and emergency calls to PSTN IVR or DTMF tone detect: the dialer will detect IVR or DTMF tone before continue next dialing stage Works either with line powered or power adapter More dialers can be stacked top by top like one device Auto redials when the gateway number is busy/engaged Auto dial next gateway number if first gateway is still busy Mechanical bypass switch (turn the dialer on/off working status) Time delay setting: set time delay/pause for each IVR easily if the IVR cannot be interrupted Suitable for various calling card carriers Can brand customer's company name without extra charges based on minimum order quantity Can develop special model if needed