Features:
Easy To Operate: with English letters under every keys, help you operate easily.
Light Touch Switch: saving energy and power.
Safety Design: Indicator and sound reminding.
Multi Function: For RJ11, RJ45 Cable Testing, Network line sequence proofreading function, Wire state test function;
Low voltage warning function; Headset and adjustable volume function etc.
Streamlined design and easy to carry
Wide Application: Education, Home appliance, Industrial, Market, Office, Supermarket.
Description:
Comes with earphones usable in noisy situation
Flexible and versatile interface
Sensitive and adjustable volume control
Indicator and sound reminding.
Specification:
Color: yellow
Emiter: 10mA, Receiver: 30mA
Signal transfer mode: Multi-frequency pulse
Signal output level: 8Vp-p
Signal transfer distance: 3Km
Transmitter: 126x49x34mm
Receiver:175x42x25mm
Power: by 2 x DC 9V Battery( not included)
Package included:
1 x Cable Emitter
1 x Cable Receiver
1 x RJ11 Cable
1 x RJ45 Cable
1 x Earphone
1 x Cable with Crocodile Clamp
1 x User Manual 
