Model
TDMCVR4
System
Main Processor ............................Embedded microprocessor
Operating System .......................................Embedded LINUX
Video and audio
Input ...........4 channels HDCVI/AHD/TVI/CVBS (Don’t support audio in when connecting AHD/TVI cameras) + 4 channel 4MP IPC
Two-way Talk ......................1 Channel Input, 1 Channel Output
Display
Interface ................................................................1VGA, 2TV
Resolution ................................................................800×600
Display Split ................................................................1/4/8/9
Privacy Masking ................4 rectangular zones (each camera)
OSD .............................Channel name, time, GPS, license No.
Recording
Video Compression ....H.265/smart H.265 /H.264/smart H.264
Audio Compression ...................................G.711A/G.711U/PCM
Resolution .............................4 ch@1080P realtime recording
Record Mode .......Manual, Schedule(Regular(Continuous), MD, Alarm), Stop
Record Interval ...1~120 min(default: 60 min), Pre-record: 1~30 sec, Postrecord: 10~300 sec
Video Detection and Alarm
Trigger Events .........Recording, PTZ, Tour, Alarm, Email, FTP, Buzzer & Screen tips
Video Detection .......Motion Detection, MD Zones: 396(PAL:22×18), NT SC: 22×18), Video Loss & Tampering
Alarm Input ...........9 channels, Alarm1-8 are local alarm input, alarm 9 is pulse input
Alarm Output .....2 channels, 1 relay out, 1 Controllable 12V out
Playback and Backup
Playback ..................................................................1 channel
Charging Mode ......................................................PWM mode
System Current ..................................................................3A
System Voltage.......................................... 7.4V、11.1V、14.8V
Power Input........................................... ≤18W、≤18W、≤36W
Input withstand voltage ..................................................≤25V
Overload protection/Short circuit ....... 1.5 times rated current delay for 5 minutes off,
Protection ......................Automatic recovery after 5 minutes;
≥3 times rated current short circuit protection action
Charge loop drop ..........................................................≤0.7V
Discharge circuit voltage drop...................................... ≤0.1V
Overvoltage protection voltage .................5.5(3.7V), 9.4 (7.4V), 13.6(11.1V), 17.8(14.8V)
Overvoltage recovery voltage ..................5.0(3.7V)、8.9(7.4V) 13.1(11.1V)、17.3(14.8V)
Charge cut-off Voltage .........................4.2(3.7V) 、8.4(7.4V)、 12.6(11.1V) 16.8(14.8V)
Over-discharge protection Voltage .......3.2(3.7V)、6.0(7.4V)、 9.0(11.1V)、12.0(14.8V)
Over-Discharge Recovery Voltage.......... 3.7(3.7V)、7.4(7.4V)、 11.1(11.1V)、14.8(14.8V)
Charging Return Voltage...... 3.7(3.7V)、7.4(7.4V)、11.1(11.1V)、 14.8(14.8V)
Daytime identification voltage ..............3.0(3.7V)、3.5(7.4V)、 7(11.1V/14.8V)
Night identifying voltage ....1.0 (3.7 V)、1.5(7.4V)、3(11.1V/14.8V)
Operation Temperature...................................... -30°C~+55°C
Storage Temperature......................................... -45°C~+70°C
Operating Relative Humidity........ ≤90%RH、no condensation
IP Grade .......................................................................... IP30
External Dimensions....................................... 2.1*2.7*.86 inch
Installation Cabling ......................................AWG22~14/2mm2
Weight .......................................................................0.032kg