Jing Mold Electronic Technology Co. Ltd. ERK-10DARX User Manual

1、 Feature 
1．1．  Interface: USB 1.1 
1．2．  Power Input: DC 5V  ±5% @ 100mA 
1．3．  Transmission mode：RF 
1．4．  Frequency：2402~2480MHz 
1．5．  RF channel quantity：79 
1．6．  Center of Channel: 2402/2403/2404…2478/2479/2480MHz 
1．7．  Channel Interval: 1MHz 
1．8．  Width of Channel: < 2MHz 
1．9．  Data Rate: < 1Mbps 
1．10．  Receive Sensitivity: -80dBm 
1．11．  Data Send timing: <500us 
1．12．  Modulate mode：GFSK 
1．13．  Effective distance：10m 
1．14．  Operating Temperature: +5℃～+45℃ 
 
2、 Pin Assignment 
 

1 USB 

GND 

2 USB 

D+ 

3 USB 

D- 

4 USB 

Vcc 

 
3、 Use guide 

3.1  Plug the receiver into the PC’s USB port, The operating system will identifie the 

receiver and begins in stallation automatically. When completed, the system  will 

prompt that “You new hardware is installed and ready to use.” 

3.2  Unplug the receiver. 

3.3  Use a paperclip, pen or pointed object to press into the reset pin hole on the back 

of the keyboard, the LowBatt Led will twinkle. 

3.4  Plug the receiver int the PC’s USB port, the keybard  LED will be off i f it is 

successfully paired 

 
4、Federal Communication Commission Interference Statement 

This equipment has been tested and found to comply wit h the limits for a Class B 

digital device, pursuant to part 15 of the FCC Rules. These limits are designed to 

provide reasonable protection against harmful interference in a residential installation. 

This equipment generates, uses and can radiate radio frequency energy and, if not 

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