21 - 27 of 27
customized electronic chalk board
Selling leads
|
Electronic Teaching 4k Smart Electronic Chalk Blackboard 75 Inch All in one blackboard/ IFPD Highly integrated with multi-point infrared interactive ...
2025-07-09 00:21:32
|
|
... Interconnected interactive whiteboard solution solve the problem that interactive whiteboard do not support chalk/ink pen writing and green board...
2025-07-09 00:21:32
|
|
...modern technology and traditional teaching. It combines the convenience of a digital whiteboard with the flexibility of a touchscreen classroom ...
2025-07-09 00:21:32
|
|
Capacitive nano blackboard slate electronic blackboard writing teaching smart board suitable for schools This Blackboard Is A Digital Interactive Tool ...
2025-07-09 00:21:32
|
|
...-precision, anti-interference infrared transmitting tube and a set of infrared receiving tubes, which are installed on a highly integrated circuit ...
2025-04-05 13:28:41
|
|
...electronic circuit integration product. The infrared touch screen contains a complete integrated control circuit, a set of highly anti-interference ...
2025-04-05 13:28:42
|
|
..., anti-interference infrared transmitting tubes and a set of infrared receiving tubes, which are installed in two opposite directions on a highly ...
2025-07-09 00:21:32
|