LED Telephone Bill Calculator, Wholesale China LED Telephone Bill Calculator

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Product Name: LED Telephone Bill Calculator Item No: 1125810521 U.Price: FOB ShenZhen IN China($) Negotiable Payment: T/T 60796

Description: *Large LED screen, intuitional and easy to use.
*Be designed according to the <> which was issued by the national department. The performance is conform to the national standard.
*Multiple rate types include: International, national, local call, special call, no charge call, forbid call and so on. Can satisfy different requirements.
*Can charge by the polarity change, delay to charge or manual charge. Can perform call in charge automatically.
*Automatically identify the dial number and timer error less than 1 second.
*Can query the recent 11000 bills include call number, duration and charge.
*Automatically add up the charge of all bills.
*Modem inside, support centralized management. Can download price and upload bills remotely.
*Excellent thunder resistance, excellent stabilization.
*Battery inside, can last work more than 96 hours without outside power.
3. Condition & Technology standard:
1)Condition:
Environment: Avoid rain, dust, direct sun shine
Temperature: -20o C~+40o C
Relative Humidity: 10%-95%
2)Technology Standard:
Timing Precision: Reversed Polarity Signal timing precision < 1 second.
Double Audio receive code>>99.99%
Damp≤0.5dB
Interface noise level (idle)≤60 dB (A)

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LED Telephone Bill Calculator, Wholesale China LED Telephone Bill Calculator

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