I7 Accuracy Of 0.5 Meters To 30 Meters, More Than 30 Meters Can Be Customized I7 equipment generally put signal transmitters at the scenic spots that need to be explained, so that when tourists bring equipment into the signal range, they can automatically ...
I7 Accuracy Of 0.5 Meters To 30 Meters, More Than 30 Meters Can Be Customized I7 equipment generally put signal transmitters at the scenic spots that need to be explained, so that when tourists bring equipment into the signal range, they can automatically ... more
I7 Audio Guide Is Use Polymer Lithium Battery And Can Be Use For More Than 25 Hours Wireless tour guide features are more, mainly in: 1, sound transmission can resist noise, etc., will not be disturbed.2. Convenience, such a small voice guide can be ...
I7 Audio Guide Is Use Polymer Lithium Battery And Can Be Use For More Than 25 Hours Wireless tour guide features are more, mainly in: 1, sound transmission can resist noise, etc., will not be disturbed.2. Convenience, such a small voice guide can be ... more
