Built - in 110 kinds of animal sounds , the user can add all kinds of sound files.
Wireless remote control function, the open distance of 200 meters or more .
Built - in speakers, support the function of an external speaker .
Support lithium batteries or 10 * aa batteries (optional), external 12v power .
Built - in 256mb memory , support add-in cards up to 32GB.
JHT640-75 Handheld Thermal Imaging Binoculars JHT640-75 is a military standard handheld thermal imager for military and civilian applications including combat reconnaisance, police surveillance, border control and protection and search & rescue, counter drug operations, park rangers monitoring wildlife/illegal game hunters and for general situational awareness. Two models are available. JHT640-75 is based on a higher resolution 640�?480,17μm pitch detector for long range surveillance, optional 320�?240, 17μm pitch detector for medium range is also available. The binocular can be effectively used 24h, delivery high quality picture help personnel find the heat signature of people or other threat if hiding under trees and bushes even in total darkness, smoke and fog environment. Function & Feature Integrating function of capture photo, record video and reviewing, which can be output by USB Power control, contrast and brightne ss adjustment, image polarity conversion and 2�?, 4�? digital zoom Binocular viewer display, contact with external display device is also available Support up to 32GB SD card Complete, free from dents, blister, cracks, chipped or sharp corners and other visible defects that can effect its serviceability and appearance Small size, light weight and easy operation Compact structure and high reliability. Technical Specification Model JHT320-75 JHT640-75 Detector Detector type Uncooled FPA VOx Detector array 320�?240, 17μm 640�?480, 17μm Spectral band 8~14μm NETD �?�60mk@30ºC Lens Focus length 75mm FOV 4.2°�?3.1° 8.3°�?6.7° Image Image Enhancement Auto image filter and DDE Brightness/Contrast Auto/Manual Polarity WH/BH, palette Electronic-zoom 2�?, 4�? View Finder 800�?600 OLED diopter adjustable Hibernate mode Yes (reduce power consumption and increase stealthiness) Video storage Built-in 32G SD card Storage format Picture in JPG, Video in AVI Power Power input 12V power adapter Battery operating life �?�4hours (without changing battery) Battery type Rechargeable Li-ion battery Interface Electrical interface Power, video PAL, RS232,USB Mechanical interface 1/4" standard interface Environment parameters Working temperature -40ºC~+60ºC (except external display device) Storage temperature -50ºC~+70ºC (except external display device) Encapsulation IP67 Immersion GJB150.14-86 /MIL-STD-810F-512.4 Vibration Test GJB150.16-86 /MIL-STD-810F-514.5 Shock GJB150.18-86/MIL-STD-810F--516.4 Physical parameters Dimension �?�230(L)�?150(W)�?110mm(H) Weight �?�1.5Kg (include battery) -