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QUICK REFERENCE GUIDE 

PAGE 1

Twin Stim IV

Model: DI2717

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Top

Side

Front

Back

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LCD Display
Body Part Selection
Channel 1 Intensity Buttons
Set Button

Power Button
Channel 2 intensity buttons
Pause Button
LED Charging Indicator Light

Lead Wire Output Sockets
Battery compartment cover
Belt Clip
USB Charging Port

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The purpose of this guide is to assist you in correctly operating your 

InTENSity™ 

Twin Stim IV

 TENS/NMES (DI2717) unit. This device should only be used under 

the continued supervision of a licensed physician. This guide is not intended  
to replace or substitute the 

InTENSity™ Twin Stim IV

 Instruction Manual.  

PLEASE READ THE INSTRUCTION MANUAL COMPLETELY BEFORE USING  
THIS DEVICE. 
Read, understand and practice the IMPORTANT SAFETY 
PRECAUTIONS AND WARNINGS found on pages 6 – 12 of your user manual. 
Always follow the operating instructions prescribed by your healthcare provider.

S

M /

CH1

CH2

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Twin Stim IV

ELECTRODES

(4 PADS)

WALL CHARGER 

& USB CABLE

LEAD WIRES 

(1 PAIR)

Li RECHARGEABLE 

BATTERY

 

S

M /

Twin Stim IV

QUICK REFERENCE GUIDE – 

TWIN STIM IV

 

PAGE 5

QUICK REFERENCE GUIDE – 

TWIN STIM IV

 

PAGE 6

14

NMES — SET PRESET PROGRAMS — P1 & P2

11

SET RAMP UP TIME

12

SET CONTRACTION TIME

Set Ramp Up/Down Time

Press [ S ] button to set the ramp up and down  

time and the “sec.” will flash and you will see  

the below image circled in red on the screen.  

Press [ + ] or [ 

 ] adjust the treatment time.

Set Contraction Time

Press [ S ] button to set the contraction time  

and the “sec.” will flash along with the symbol 

circled in red to the left. Then press [ + ] or [ 

 ]  

button to adjust the time.

Set Relaxation Time

Press [ S ] button again to set the relaxation time  

and the “sec.” will flash along with the symbol 

circled in red to the left. Then press [ + ] or [ 

 ]  

button to adjust the time.

After you finished settings,  press [ S ] or [

]  

button to confirm, the device will back to standby 

status.

To set your treatment time refer back to Step 5

To start your treatment refer back to Step 7.

13

SET RELAXATION TIME

Select Treatment Mode

Press [ M/II ] button to select the NMES treatment 

mode. Select the body part which you want to 

treat. Press the body part button until the LCD  

displays program “P1” or  “P2” like the screen 

on the left.

To set your treatment time refer back to Step 5

To start your treatment refer back to Step 7.

Manufactured for:

Roscoe Medical

21973 Commerce Parkway

Strongsville, Ohio 44149

Ph: (800) 3-ROSCOE (376-7263) 

www.roscoemedical.com

TM

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