telephone with 23dBm DTMF Receiving Standard

Payphone Case Assembly, Made from Aluminum Alloy and Die Casting Processing, Vandal-resistant

Country of Origin: China (mainland) Brand Name: Threestars Primary Competitive Advantages: Country of Origin Guarantee/Warranty International Approvals Price Product Features Product Performance Prompt Delivery Quality Approvals Reputation Service Small Orders Accepted Main Export Markets: Eastern Europe North America Mid East/Africa Central/South America Asia Western Europe Australasia

Key Specifications/Special Features: Features: With large LCD screen Realize managed by center network management system Can be input many kinds of tariff rate, such as rates of international, internal, local, specialism, free and forbidden call Signal for billing startup: polar-reverse, 12/16KHz pulse, manual or delay automatically Identify call number automatically and the tolerance is less than 1 second Can trace the last 1,000 records of telephone number, duration, total sum Total automatically daily subtotal sum and the last 32-day grandtotal amount With inner modem, supporting the function of network center manage, tariff rate download and phone bill upload Anti-lightning, anti-jamming design and the steady performance With rechargeable batteries, can work 8 hours at least after power cut Remote display box for options Function of printing phone bill for optionsConditions: Away from rain, sun and high temperature Dust, alkali, acid, strong vibration situation or strong electromagnetic wave Specifications: Atmospheric pressure: 86 to 106kPa Relative humidity: 10% - 90% Noise: <60dB Temperature: -10 to +40°C Technology standards: Timing accuracy: less than 1s DTMF receiving standard: ≥-23dBm Incoming receiving accuracy: >99.99% Insertion loss: ≤0.5dB

telephone with 23dBm DTMF Receiving Standard