Functions & Features

• Display:
  • Two backlit LCDs with status indicators for owner and customer individually;
  • Clock and date displaying;
  • Real-time display of call length and charges during the call;
  • Calling Line Identification Presentation (CLIP);
  • Current record of call display automatically when handset is on-hook.
• Keypad:
  • Function keys for follow-on calls, redial, speaker, volume regulation, setup status, querying/printing CDR (Call Detail Record) and statistics, and payphone locking.
• Memory:
  • View and print recent 200 printable CDRs (outgoing / incoming calls);
  • View and print statistics on last 15 days and last 2 months;
  • Support dialing length analysis.
• Flexible Calling Mode:
  • Configurable permitted/barred numbers to dial;
  • Support calling in prepayment mode;
  • Support adding long-distance prefix and/or IP prefix automatically;
  • Flexible control of receiving and charging the incoming calls;
  • Support discounted tariff and dual charging by both internal tariff setting and external metering pulse.
• Local Management:
  • Support self-diagnosis;
  • RJ45 jack for a special loading card to update parameter, tariff and program easily if PMS is not available.
• Remote management via PMS in SMS or data mode:
  • Support both formats of short message: TXT and PDU;
  • Support e-purse account control;
  • Download tariff setting and operational parameters to payphones;
  • Receive CDRs and statistics from payphones;
  • View statistics reports on revenue, fault rate, payphone quantity, etc.
• Safety:
  • Locking onto a specified GSM/CDMA carrier and cell site is programmable;
  • Support SIM/UIM card locking (payphone refuses to take any other SIM/UIM card except the one set to be accepted) and encrypting SIM/UIM card with PIN code automatically;
  • Keypad can be automatically locked when handset is replaced to end a call.

Application

• Suited for indoor or semi-outdoor supervised environment (e.g. PCOs - public call offices or call shops) where land line is unavailable.

Specifications - Wireless Module

GSM Working Frequency	Quad-band 850 / 900 / 1800 / 1900 MHz
CDMA Working Frequency	Single-band 450 / 800 / 1900 MHz
SIM Card	1.8V / 3V
R-UIM Card	3V (ROM type is optional)
CDMA OTA Interface	CDMA2000 1x (IS95 A/B compatible)

Specifications - Environmental

Operating Temperature	-10°C ~ +50°C
Relative Humidity	10% ~ 95%
Noise	≤ 60 dB(A)
Atmosphere Pressure	86 ~ 106 kPa

Specifications - Interface

To AC/DC Adapter	Yes
To Storage Battery	Yes
To Printer	RJ45-to-DB9 connector needed
To Loading Card	RJ45
Accepted Anti-Line-Tapping Signal (for W851 only)	12kHz
Accepted Metering Signal (for W851 only)	Polarity reversal, 16kHz, PTT (Push-To-Talk)

Specifications - Electrical

Power Consumption	≤ 2W
Receiving Sensitivity	Better than -104dBm
Operating Voltage	DC 12V
Battery Capacity	1300mAH
Battery Cycle Life	500~1,000 cycles
Quoted Talk Time	4 hours
Quoted Standby Time	100 hours
Remte Monitoring/Control via PMS	Supported

Specifications - Structural

Housing Material	ABS
Display	7-segment LCD with backlight
Lifespan of Hook Switch	> 200,000 operations
Lifespan of Plastic Keypad	> 500,000 operations
MTBF	> 10,000 hours
Dimensions	240mm X 215mm X 80mm (not including antenna)
Weight	1.5 kg