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铃铃柒软件

Wireless answering machine knowledge competition simple answering software loan answering machine light button electronic score screen
USD 27.50
Smart classroom software dual-teacher multimedia teaching interactive system clicker feedback device training institution voting device
USD 151.25
Dual-teacher smart classroom teaching interactive classroom clicker, student answering and answering feedback device, statistical interactive system
USD 21.61
On-site knowledge competition event indoor three-digit electronic wireless scoring and counting screen one-click plus or minus points quick answer display
USD 107.05
Answerer Knowledge Competition Wireless Answerer Hand Press Light Button Intelligent Voice Prompt Answerer Scorer
USD 145.36
The association's sub-district office unit automatically ranks the high-speed electronic counting statistics of the National People's Congress annual election voting meeting
USD 33.39
Wireless Electronic Judges Scorer Vocational Skills Competition Meeting Live Event Scoring Selection Rental Software
USD 26.03
Child and adolescent students monitor on-site batch vision test electronic instrument light box exercise training
USD 22.20
Technology Anti-Drug Exhibition Hall Exhibition Hall Wireless Answerer Knowledge Competition Interactive Equipment Multimedia Button Answering Software
USD 27.50
Technology Anti-Drug Exhibition Hall Exhibition Hall Multimedia Touch Screen Answering Software Intelligent Knowledge Competition Feedback Interactive System
USD 151.25
Wireless answering machine knowledge competition system answer question setter light button score screen activity software rental
USD 92.32
Art Exam Skills Competition Live Judges Scoring Voting Software Wireless Electronic Scorer Competition System
USD 26.03
UHF card reader RFID electronic channel door security door access system management software asset management system
USD 92.32