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W2004T (4 Line/2 LineChinese Pager) SPECIFICATIONS Version 1.0 |
Frequency Range | 138-174, 278-284, 405-480, 928-932MHz Bands |
Channel Spacing | 25KHz |
Signal Format | Pocsag |
Data Transmission Rate | 512bps or 1200bps or 2400bps |
Modulation System | Carrier frequency shift keying (NRZ) |
Frequency Deviation | ±4.5KHz |
Receiving Sensitivity | 512bps 5uV/m, 1200bps 7uV/m, 2400bps 10uV/m |
Selectivity | 60dB ±25KHz |
Image rejection | ≧50dB (138—480MHz); ≧40dB (928—932MHz) |
Spurious Rejection | ≧60dB (138—284MHz); ≧50dB (405—932MHz) |
Frequency Stability | ±10ppm(138-284 MHz), ±5ppm(406-480 MHz), ±3ppm(928-932MHz) |
Tone Alert Output | More than 75dB(SPL) 10cm, frequency 2731Hz |
Operating Voltage | 1.0V (min) |
Operating Temp. Humidity | -10℃ to 40℃, 95% (at 40℃) |
Storing Temp. Humidity | -10℃ to 70℃, 95% (at 40℃) |
FEATURES | |
Message storage Capacity | 19 Personal messages, 12 Mail drop message |
Address Code | 4 paging addresses |
Display Format | 20 chars. x 4 lines + 1 line ICONS, or 20 chars x2 line+1line icon, user selectable |
Time/Date Display | Real time with date displayed in 24 or 12 hours format |
In Range Indication | If pager is within range of reception, " " will not be displayed |
Low Voltage Alert | Display will show " " indicating low voltage |
Backlight | Backlight can be turned on manually under dim environment |
Message Received Time | Message receiving time is memorized and displayed together |
Message protection | 16 messages |
Melody Alert | 8 Musical Tones |
Tone Alert | 4 different tone alerts, continuous audible alert (ccp selected) |
Tone Alert Time | 12~16 seconds |
Vibration Alert | Build-in vibrator will be activated automatically to indicate receptions of calls |
Silent Alert | Pager can receive message without vibration, tone alert |
Alarm | Built-in alarm function at preset time |
Language | Chinese |
Battery | One "AA" battery (1.5V) |
Battery Life | 512dps, 2000 Hours (Alkaline battery), 1200bps, 1600 Hours (Alkaline battery) |
Battery Back-up | 15 seconds (when the battery is replaced) |
Weight | 135 gms. (including battery) |
Size | (80.5L x 54.2W x 18.60H) mm without belt clip |