industrail loud speaking telephone - Product

Other Specification : 1. Cabinet: Aluminum Alloy Die - Casting, High Anti - Violent, Able To Glisten, Convenient For Looking For ( Optional). 2. Door Cover: Adopt The Stainless Steel Spring Joint , Orient Automatically And Good Self - Closing, With Spring Mounted Inner Door Axis , The Cover Can Auto Flip Back And The Lock Can Be Auto Locked , Additional Lock Can Be Mounted For Better Protection. 3. Handset: Made Of Special Engineering ABS Plastic, High Anti - Knock Resistance. High Tensile Strength Resistance And High Anti - Violent. 4. All Of The Components Including Handset Telephone Receiver And Transmitter, Keypad, Buzzer, Circuit Board And Cabinet Are Designed To Be Multi - Layer Waterproof And Dust - Proof Which Is Up To Class III Grade. The Whole Machine Has Gained The Certificate Of National Standard GB4208 - 93 IP 66 5. Phone Is Provided With High Stability, High Anti - Jamming Capability, There Are Moving Coil And Electret Structure For Microphone Of Handset With Good Noise Cancellation Effect, Also With Strong Ring Volume And Signal Lamp Outside .The Whole Telephone Is Up To National Standard GB/T 15279 - 94. 6. Ring Volume Enlarging Function: For Normal Telephone, The Workers In The Plant Have No Way To Hear The Telephone Ring In Case Of Noise Around Over 90db, Then Leads To The Product Attemper Dictate Can??t Be Transmitted In Time And Affect Economic Loss. KNSP - 08 Can Solve This Problem Well With A 20W High Voice Loudspeaker Connected. When Used As Call Machine And Under The Condition Of Ring Electricity Being On, The Telephone Can Auto Open Power Source Inside, Enlarge The Ring Volume And Give Voice Through The Loudspeaker. At The Same Time It Can Auto Count The Ring Times. After Several Times(the Phone Itself Is Set For 5times), The Phone Can Auto Dial, The Calling Side Can Broadcast And Its Voice Can Spread To The Workers Nearby Or Other Maintenance Workers Throu

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