Model No.:JT08CCB/JT16CCB
Product Origin:China
Brand Name:JARTI
Price Terms:
Payment Terms:
Certification:
Description:Our external COM port phone bill calculator is used to manage many phone lines at the same time. Working with a computer (PC), it connects via a COM port. Capacity: 1) JT08ccb: 8 lines maximum 2) JT16ccb: 16 lines maximum Features and specifications: 1) Requires computer with available COM port 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) Automatically adds up the charge of all bills 7) Internal modem, supports centralized management 8) Excellent built-in surge protection, excellent stabilization 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