
电梯电话机系列
The elevator/lift telephones are fully-programmable and ADA compliant, can dial up to four phone numb...

防水电话机系列
The JR100 series telephones are fully contained within a corrosion resistant cast aluminium weatherpr...

公用抗破坏电话机系列
The Handset Telephone is designed to meet the needs of client who experience loss through vandalism. ...

求助电话机系列
The Emergency telephones are based on a stainless steel faceplate and provide a clear handsfree, loud...

声光电话机系列
he JR100 broadcasting series telephones are fully contained within a corrosion resistant cast alumini...

立柆电话机系列
The Blue Light Emergency Phone Tower, is based on a cold rolled steel with powder coated body, and st...

电话机配件系列
The Standard Handset features a high-quality receiver and standard electret microphone. The handset i...

电话机管理系统
J&R Technology Ltd is one of the leading China telephone management system manufacturers and supplier...