Portable dual-channel electrotherapy unit with TENS, NMES, interferential, and Russian stimulation

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InTENSity Select Combo II DI2195 | TENS, NMES, IFC & Russian Stim

Ref: INTENSITY-SELECT-COMBO-II

Category: Electrotherapy Device

SKU: DI2195

GTIN/UPC: 092237614167

$129.95
$135.17
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InTENSity Select Combo II: Rechargeable TENS, NMES, Interferential & Russian Stim Device

The InTENSity Select Combo II is a rechargeable, portable, dual-channel electrotherapy device that combines TENS, NMES, Interferential, and Russian stimulation in one compact unit. It is designed for users who need more flexibility than a basic TENS unit and want one device that can support both sensory pain-modulation programs and clinician-directed muscle-stimulation programs.

With body-part presets for the neck, shoulder, hand, low back, knee, and foot, plus custom U1 programming, the Select Combo II is a practical choice for physical therapy clinics, sports medicine providers, athletic training rooms, chiropractic offices, rehab professionals, and guided home programs.

For setup, safety, charging, program selection, and troubleshooting details, read the InTENSity Select Combo II Manual. For replacement pads, compare our TENS/NMES/FES electrodes or browse the full electrotherapy electrode collection.

Quick Product Summary

FeatureDetails
ProductInTENSity Select Combo II
Model / SKUDI2195
Balego RefINTENSITY-SELECT-COMBO-II
Device typePortable rechargeable electrotherapy stimulator
Channels2 isolated channels
ModesTENS, NMES, interferential, and Russian stimulation
Preset body areasNeck, shoulder, hand, low back, knee, foot
ProgramsP1, P2, and U1 custom program options
PowerRechargeable lithium battery pack
Included pads4 reusable 2" x 2" electrodes
Best forPain modulation, muscle activation, rehab support, athletic training, clinical and guided home use
Related categoriesElectrotherapy Devices, TENS Units, Neuromuscular Stimulation

Why Choose the InTENSity Select Combo II?

The InTENSity Select Combo II is built for versatility. Instead of buying separate units for TENS, NMES, Interferential, and Russian stimulation, this device combines all four modes in a single rechargeable unit.

AdvantageWhy It Matters
4 stimulation modes in one unitSupports TENS, NMES, Interferential, and Russian programs
Rechargeable designReduces dependence on disposable batteries
Two independent channelsAllows one or two electrode-pair setups
Body-part presetsHelps simplify program selection for common treatment regions
U1 custom settingsGives clinicians and trained users more control over treatment parameters
Compact sizeEasy to use in clinics, home programs, athletic training rooms, and travel kits
Safety lockHelps prevent accidental setting changes during treatment
Electrode/load detectionHelps identify poor pad contact or connection problems
Compliance meterStores treatment-use history for review

Four Therapy Modes Explained

ModePlain-English PurposeTypical SensationBest Fit
TENSSensory nerve stimulation for temporary pain-modulation supportTingling, pulsing, buzzing, tappingPain-focused programs for areas like the low back, shoulder, knee, neck, hand, or foot
NMES / EMSMotor stimulation designed to create muscle contractionStrong contraction and relaxation rhythmMuscle re-education, activation, and clinician-directed strengthening support
Interferential / IFCMedium-frequency stimulation often used for broader pain-modulation workflowsOften feels deeper or smoother at the skinLarger treatment regions or users who prefer interferential-style stimulation
Russian stimulationMedium-frequency burst stimulation for stronger contraction cyclesRhythmic contraction with ramp, contract, and relax phasesMuscle strengthening or re-education programs when clinically appropriate

For a simple explanation of how TENS and NMES differ, read Balego TENS vs NMES: Key Differences, Uses, Benefits & Safety.

Best Uses by Setting

SettingHow the Select Combo II Fits
Physical therapy clinicsOne compact unit can support pain-focused and muscle-activation workflows
Sports medicineUseful for athletes needing clinician-directed electrotherapy support
Athletic training roomsRechargeable and portable for sideline, training room, or rehab use
Chiropractic officesGives providers access to TENS and interferential-style programs in one handheld unit
Home exercise programsUseful when a clinician wants a patient to continue a structured electrotherapy plan at home
Post-injury rehab supportNMES and Russian modes may support muscle activation when appropriate
Pain-management supportTENS and IF modes may help with temporary symptom modulation as part of a broader plan

InTENSity Select Combo II vs. Other Balego Electrotherapy Devices

ProductModesChannelsBest ForWhy Choose It?
InTENSity Select Combo IITENS, NMES, IF, Russian2Rechargeable all-in-one electrotherapyBest compact 4-mode option
Balego Four Channel StimTENS, EMS/NMES, IF, Russian4Larger areas or multiple treatment zonesBest when four independent channels are needed
Twin Stim IV Portable TENS UnitTENS, NMES2TENS + muscle stimulation basicsBest when IF and Russian are not needed
InTENSity IF ComboTENS, IF2Pain-focused TENS/IF workflowsBest for users who want interferential plus TENS only
InTENSity 12 TENS DeviceTENS2Rechargeable TENS-only programsBest for simple TENS users who want presets
InTENSity 10 TENS DeviceTENS2Basic TENS supportBest lower-cost TENS-only option
Balego EMS Digital NMES StimulatorNMES/EMS2Muscle stimulation onlyBest when the main goal is NMES rather than TENS/IF
Chattanooga Intelect NMES DigitalNMES2Professional NMES workflowsBest for users seeking a Chattanooga NMES-focused unit

When to Choose the Select Combo II

Choose the Select Combo II If You Need…Why It Fits
One unit with multiple electrotherapy modesIncludes TENS, NMES, Interferential, and Russian stimulation
A rechargeable deviceBuilt around a rechargeable lithium battery pack
TENS plus muscle stimulationSupports both sensory TENS-style and contraction-based NMES/Russian-style programs
A portable IF/IFC optionIncludes an interferential mode in a compact handheld device
Body-part presetsPresets help simplify setup for common regions
Custom programmingU1 programs allow manual adjustment by trained users
Two-channel flexibilitySupports one or two electrode-pair setups
A clinic-to-home optionWorks well for professional use or guided home-care programs

What Comes in the Box?

Included ItemPurpose
Select Combo II deviceMain rechargeable electrotherapy unit
2 lead wire setsConnect the device to electrode pads
4 reusable 2" x 2" electrodesStandard starter electrode set
Instruction manualComplete setup, safety, technical, and program guidance
Quick start guideBasic operating reference
Rechargeable lithium battery packDevice power source
USB cable and wall chargerCharging accessories

Replacement electrodes are available through Balego TENS/NMES/FES electrodes, DURA-STICK PLUS electrodes, and our full electrotherapy electrodes category.

Electrode Pad Selection Guide

Electrode OptionBest ForLink
2" Square ElectrodesGeneral-purpose placement and routine replacementBalego TENS/NMES/FES Electrodes
2" Round ElectrodesCurved areas such as shoulder, elbow, knee, or ankleBalego 2" Round Electrodes
2.75" Round ElectrodesLarger rounded areas needing more surface contactBalego 2.75" Round Electrodes
2" x 3.5" Rectangle ElectrodesLow back, thigh, hip, and broader muscle groupsBalego Rectangle Electrodes
PolyHesive™ Blue Gel ElectrodesUsers who prefer a skin-friendly electrode gel optionSkin-Friendly PolyHesive™ Blue Gel Electrodes
Full electrode collectionComparing sizes, shapes, and brandsElectrotherapy Electrodes

Body-Part Presets

The Select Combo II includes body-part buttons that help users find common program groups quickly.

Body-Part PresetCommon RegionWhy It Helps
NeckUpper neck and trapezius region when appropriateHelps avoid building every setting from scratch
ShoulderShoulder-area placementUseful for shoulder-region TENS, IF, NMES, or Russian workflows
HandHand, wrist, or forearm-related areasSupports smaller upper-extremity programs
Low BackLumbar and low-back regionCommon choice for back-related TENS or IF setups
KneeKnee-region placementHelpful for knee pain-modulation or muscle-activation workflows
FootFoot and ankle-related areasUseful for lower-extremity treatment planning when appropriate

Each body-part area includes P1, P2, and U1 program options. P1 and P2 provide preset parameters, while U1 allows custom adjustment.

Technical Highlights

SpecificationInTENSity Select Combo II
ChannelsDual, isolated channels
WaveformSymmetrical biphasic rectangular waveform
Power supply3.7V rechargeable lithium battery pack
Approximate size11.7 × 6 × 2.1 cm
Approximate weight3.5 oz without battery
TENS/NMES amplitude0–100 mA
IF/Russian amplitude0–70 mA at 500Ω load
Pulse-width rangeTENS 50–400 µs; NMES 200–400 µs; IF 100/200/400 µs; Russian 400 µs
Pulse-rate range1–150 Hz depending on mode
Treatment timer5–90 minutes
Safety featureOutput reset if open circuit is detected at higher intensity
User historyThe compliance meter stores treatment-use records

Product Description

The InTENSity Select Combo II DI2195 is a rechargeable, portable, dual-channel electrotherapy device with four selectable stimulation modes: TENS, NMES, Interferential, and Russian stimulation. It is designed for users who want more therapy-mode flexibility than a standard TENS unit while keeping the device compact enough for home programs, clinics, athletic training rooms, and mobile care.

TENS and interferential modes are commonly used for temporary pain-modulation support. NMES and Russian stimulation are used for muscle contraction, muscle activation, and rehab-style programs when appropriate and professionally guided. The Select Combo II includes body-part presets for the neck, shoulder, hand, low back, knee, and foot, plus U1 custom programming for trained users who need more control over treatment time, intensity, pulse rate, pulse width, ramp, contraction, relaxation, and beat-frequency settings.

Each unit includes the Select Combo II device, lead wires, four 2" x 2" electrodes, an instruction manual, a quick start guide, a rechargeable lithium battery pack, a USB cable, and a wall charger. For complete safety and operating instructions, read the InTENSity Select Combo II Manual. To find replacement pads, you can shop Balego TENS/NMES/FES electrodes or browse all electrotherapy electrodes.

Important Safety Notes

Use the Select Combo II only according to the device manual and the guidance of a qualified healthcare professional. Do not use electrotherapy over unsafe areas, on damaged skin, or with incompatible devices or accessories.

Safety TopicGuidance
Implanted devicesDo not use with pacemakers, implanted defibrillators, or implanted electronic devices unless specifically cleared by a qualified medical professional
Unsafe activitiesDo not use while bathing, showering, sleeping, driving, or operating machinery
Unsafe placementsAvoid the head, face, front of the neck, throat, across the chest, directly over the spine, or over metal objects
Skin conditionApply electrodes only to clean, dry, intact skin
Pad spacingKeep pads separated; do not allow electrodes to touch each other
Pad movementTurn the device off before moving or removing electrodes
ChargingDo not use the device while charging
Skin irritationStop use if stimulation feels burning, sharp, painful, or unusual, or if redness or irritation occurs
Professional supervisionUse clinician guidance for NMES, Russian stimulation, post-surgical use, weakness, neurological symptoms, or complex conditions

Troubleshooting Guide

IssuePossible CauseWhat to Try
The device will not turn onBattery depleted or not seated correctlyRecharge battery and confirm installation
Weak stimulationLow battery, poor pad contact, old electrodes, or loose lead wiresRecharge, replace pads, check wires, clean skin
Stinging or burningPad edge lifting, worn electrodes, pads too close, intensity too highLower intensity, replace pads, increase spacing
One side feels strongerUneven pad contact or different skin resistanceReposition pads and check adhesion
The output stopsOpen circuit, disconnected wire, or poor pad contactTurn off, reconnect, then restart at low intensity
Device locks during treatmentSafety lock activatedUse the channel decrease button as directed in the manual
Pads do not stickOld gel, dry skin, lotion, hair, or repeated useReplace pads and prepare skin properly
Skin irritationSensitive skin, long sessions, repeated placement, worn padsStop use, inspect skin, rotate placement sites

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FAQs

What is the InTENSity Select Combo II used for?

The InTENSity Select Combo II is a portable electrotherapy device with TENS, NMES, interferential, and Russian stimulation modes. It is used for clinician-directed pain modulation and muscle stimulation programs.

Is the Select Combo II only a TENS unit?

No. It includes TENS, but it also includes NMES, Interferential, and Russian stimulation.

What is the difference between TENS and NMES?

TENS is generally used for sensory nerve stimulation and temporary pain modulation support. NMES is used to create muscle contractions for muscle activation and re-education when appropriate. For a full comparison, read Balego TENS vs. NMES.

What is interferential stimulation?

Interferential stimulation, often called IF or IFC, uses medium-frequency stimulation with a beat-frequency effect. It is often selected for broader pain-modulation style electrotherapy programs.

What is Russian stimulation?

Russian stimulation uses a medium-frequency carrier delivered in bursts. It is typically used for muscle contraction programs such as strengthening or re-education when clinically appropriate.

How many channels does it have?

The Select Combo II has two isolated channels, allowing one or two electrode-pair setups.

Is it rechargeable?

Yes. The device uses a rechargeable lithium battery pack and includes charging accessories.

Can it be used while charging?

No. Disconnect the device from the patient and do not use it while charging.

What electrodes work with the Select Combo II?

Use compatible self-adhesive electrotherapy electrodes with the correct lead-wire connection. Balego replacement options include Balego TENS/NMES/FES electrodes, DURA-STICK PLUS electrodes, and the full electrotherapy electrodes collection.

Please help! We can’t get it started; we follow the set for IF for the shoulder, and nothing is happening??

The most likely issue is that selecting IF + Shoulder + a program does not actually start the stimulation. On the Select Combo II, the output remains at 0 mA until the user presses CH1+ and/or CH2+. Each channel’s intensity must then be increased separately. Our operating guide confirms this sequence and notes that an incomplete electrode circuit can also cause a channel to remain at or reset to zero.

Here is a customer-ready response:

Absolutely—we can help. The InTENSity Select Combo II can be somewhat confusing the first time you use the IF setting because selecting IF and the Shoulder program does not automatically start the electrical output.

Please try the following:

  1. Ensure the unit is not connected to the charger. The Select Combo II cannot provide treatment while charging.
  2. Verify the electrode connections. Each active channel needs a complete pair of electrodes:
  • Channel 1 lead wire → 2 electrodes
  • Channel 2 lead wire → 2 electrodes, if you are using the second channel
  1. Push the electrode pins fully into the electrode connectors and ensure the lead-wire plug is seated firmly in the top of the unit.
  2. Apply the electrodes to clean, dry skin and ensure that the entire gel surface is making proper contact.
  3. Turn the unit on.
  4. Press the M/II button until IF appears on the display.
  5. Press the Shoulder button and select the prescribed P1, P2, or U1 program.
  6. This is the important step: press CH1+ to begin increasing the output on Channel 1. If you are using both channels, also press CH2+ to increase Channel 2.Start at zero and increase the intensity gradually. The IF program can be selected correctly on the screen while the actual stimulation intensity is still at 0, so nothing will be felt until the channel intensity is raised.

If you press CH1+ or CH2+ and the intensity will not increase or immediately drops back to zero, the unit is usually detecting an incomplete electrode circuit. Check:

  • Both electrodes are connected to that channel.
  • Electrode pins are pushed completely into the pads.
  • The lead wire is fully inserted into the unit.
  • The pads are firmly adhered to the skin.
  • The pads are not dried out or lifting around the edges.
  • The lead wire does not appear damaged.

If using only one channel, disconnect the unused lead wire rather than leaving it plugged into the unit without electrodes attached.

Also watch for a lock symbol. The controls automatically lock after approximately 20 seconds during treatment. If you see the lock symbol, press CH1− or CH2− once to unlock the controls, then make your adjustment.

You can find the complete Balego setup and troubleshooting instructions here:

InTENSity Select Combo II Manual: Setup, Programs & Troubleshooting

And the product page is here:

InTENSity Select Combo II DI2195

If the channel intensity numbers increase normally but you still feel absolutely no stimulation, try the other lead wire/channel to help determine whether the problem is with an electrode, lead wire, or the unit itself.

For shoulder treatment, follow the electrode-placement and treatment instructions provided by your healthcare professional. The “Shoulder” button selects the device program; it does not by itself specify where the electrodes should be placed.

One detail I would emphasize to the customer is Step 7. The guide specifically says that after choosing IF and the shoulder program, the user must press the appropriate CH+ button to begin output; it also confirms that poor pad/lead contact can cause the channel to reset to zero.

Is the Select Combo II better than the Twin Stim IV?

The Select Combo II is more versatile because it adds interferential and Russian stimulation. The Twin Stim IV is a good choice when the user only needs TENS and NMES.

When should I choose the Balego four-channel stim instead?

Choose the Balego Four Channel Stim when you need four independent channels for broader coverage, multiple treatment zones, or more electrode pairs at the same time.

Why did the output stop during treatment?

The device may detect poor pad contact, a loose lead wire, or an open circuit and reset output for safety. Check the pads, lead wires, skin contact, and battery before restarting at a low intensity.

Why does the unit lock after treatment starts?

The safety lock helps prevent accidental button presses during use. Follow the manual’s unlock instructions using the channel control buttons.

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