Sell Flat 4-Line Phone Bill Calculator

Model No.:JT04ccu-f
Product Origin:China
Brand Name:JARTI
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Description:Product overview: The JT04CCU-F telephone bill calculator is a new product that accommodates the development of small pay-for-use telephone shops. It has an innovative design, attractive appearance, and is easy to use. Features and specifications: 1) Large LCD screen, intuitive and easy to use 2) Conforms to national design standards 3) Multiple rate types include: international, national, local call, special call, toll-free call, and forbid call 4) Can charge by the polarity change, delay to charge or manual charge 5) Automatically identify the dialed number with a timer error of less than 1 second 6) Can query the most recent 11,000 bills including number called, duration and charge 7) Automatically adds up the charge of all bills 8) Internal modem, supports centralized management 9) Can download price and upload bills remotely 10) Excellent built-in surge protection, excellent stabilization 11) Internal battery, can operate more than 96 hours without external power Operational parameters: 1) Avoid rain, dust, direct sunlight 2) Temperature: -20°C to +40°C 3) Relative humidity: 10% to 95% 4) Timing precision: reversed polarity signal timing precision < 1 second 5) Double audio receive code:>99.99% 6) Damp: ≤0.5dB 7) Interface noise level (idle): ≤60dB (A)