模拟电话JWAT405

知识产权 坡 以太网

应用程序1。化工制药洁净室、电梯洁净室、工厂车间洁净室等场所。2.地铁、高速公路、电厂、加油站、码头、钢铁公司等对防水、防潮、防火、防噪音、防尘环境有特殊要求。特点1。该电话可与程控交换机和耦合器组成独立的电话通信系统。2.电话可以直接连接到电信网络。3.呼叫系统组成后，每个电话都是一个独立的站。 The malfunction of any phone doesn't affect the whole system work. 4. After the composition of the call system, the product has an automatic gain function, and the voice does not vary with distance or telephone quantity. 5.Telephone circuits within the integrated circuit using internationally accepted double-sided, with hair the exact number, call clarity, job stability, etc. 6.One button emergency call. 7.Volume can be adjusted. 8.Aluminum die-cast housing and stainless steel panels, high mechanical strength, impact resistance. 9.The buttons are flat and smooth without relief; stainless steel, acid and alkali resistance, chemical corrosion resistance, using various cleaning agents for surface cleaning. 10. Hands-free keyboard design, to avoid cross-contamination; phone built-in circuit anti-interference ability, stable voice quality, clarity. 11.When the telephone line is busy, the phone will automatically hang up.