Gold Member Since 2014
Audited Supplier
Shenzhen Keweitai Enterprise Co., Ltd.

Cofdm, Remote Surveillance, Ptz Control manufacturer / supplier in China, offering Emergency Control Cofdm Remote Video Surveillance System, Uav Drone Police Multicopter/Quadcopter, 1080I Manpack Anti-Explosion Mobile Video Transmitter for Armed Police, Fire Fighter and so on.

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Supplier Homepage Product Digital Wireless COFDM Transmitter Emergency Control Cofdm Remote Video Surveillance System

Emergency Control Cofdm Remote Video Surveillance System

FOB Price: Get Latest Price
Min. Order: 1 Set
Production Capacity: 5000pieces/Year
Transport Package: Carton Paper
Payment Terms: T/T, Western Union, USD cash

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Basic Info
  • Model NO.: MV2025TSME
  • Modulation: Qpsk, 16qam, 64qam
  • Working Temperature: -25°c~55°c
  • Dimension: Diameter: 135mm; Height: 355mm
  • Trademark: ALLTECH
  • Origin: Shenzhen, China
  • Application: Video Transmission, Data Transmission, Image Transmission
  • Oscillator Circuit: LC or Crystal Oscillator
  • Storage Temperature: -40°c~70°c
  • Weight: 5.6kg
  • Specification: ISO9001, SGS
Product Description
Functions & Features:
n   Remote wireless PTZ command control (RS485 control)
n   DC (lithium battery) and AC power supply
n   COFDM modulation and MPEG-2 video compression            
n   Encrypted transmission for higher security
n   Low-light camera compatible with high-speed PTZ control and zoom lens         
n   Receiver builtin networked transmission (MPEG-4/H.264) and recording functions        
n   Portable application and simple installation (no use any tool for installation)
n   Center wireless control of transmitter switching power supply 
Power supply
Working voltage V DC12V~DC16V
Working current A ≤3A@DC12.5V
Video Transmission
Frequency output range MHz 300MHz~450MHz,560MHz~760MHz or user customized
RF bandwidth MHz 1.25/2.5/6/7/8MHz @MPEG-2, 1.5/2/4//6/7/8MHz @ H.264
Power output dBm 30dBm power output adjustable with 1dB step
C/N ≥28dB @ 30dBm
Modulation COFDM
Constellation QPSK/16QAM/64QAM optional
FEC 1/2, 2/3, 3/4, 5/6, 7/8 @ 6/7/8MHz
Carrier 2K
GUI 1/4, 1/8, 1/16, 1/32 @ 6/7/8MHz
Video input level 1~1.2Vp-p@75Ω
Video input format PAL/NTSC
Video encoding MPEG-2/H.264
Encryption AES/ALLTECH Basic Scrambling
Video white bar amplitude mV 650~720mV
Video synchronous amplitude mV 260~275mV
Video amplitude-frequency characteristic dB 0~4.8MHz -0.5~1.5
5.5MHz -4.0~1.5
Audio input Left/right channel, stereo
RS232 control interface Standard RS232 level, 9600, 8, N, 1
RS232 data interface Standard RS232 level, support 1200~115200
ASI interface optional
Intelligent Dome Camera
Imaging sensor 1/4 inch EXview HAD CCD
Effective pixels 44million pixels
Horizontal resolution ON/OFF (ON: 530 TVL)
Lens 26 * optical zoon, f=3.5mm (wide angle)  ~91.0mm (far-end) F1.6~F3.8
PositionaI accuracy 0.05º
Angle of view (horizontal) 54.2° (wide angle)    ~2.2° (far-end)
Minimum illumination 1/60 second mode: 1.0Lx (model)(F1.6,50IRE)
1/4 second mode: 0.01Lx (model)(F1.6,50IRE)
SNR ≥50dB (weighted)
Rotation angle Hotizontal: 360º, vertical: -15~90º
PTZ Control
Working frequency 433MHz
Interface communication bitrate 1200~38400 bps
Receiving delay 9600 air bitrate <1ms
Antenna impedance 50Ω
Receiving sensitivity 9600 air bitrate -103dbm
Working temperature -25°C~55°C
Storage temperature -40°C~70°C
Dimension Diameter: 135mm; height: 355mm
Weight 5.6kg
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