Dual-Channel Medium Frequency Massager (Professional Thermal Edition)Product Overview
The SM9113 is a dual-channel medium-frequency electrotherapy massager with 3-level heating, designed for pain relief, warm therapy and body relaxation. It features 24 treatment modes, 50 intensity levels, A/B channel control, a white backlight LCD display, Type-C charging and a 5000mAh rechargeable battery, making it suitable for the neck, shoulders, waist and general body relaxation. OEM/ODM customization is available for B2B projects.
| Attribute |
Specification |
| Product Name |
Dual-Channel Medium-Frequency Electrotherapy Massager with Heating |
| Model No. |
SM9113 |
| Application |
Neck, shoulders, waist and general body relaxation |
| Main Function |
Pain relief, medium-frequency stimulation, 3-level heating and body relaxation |
| Channels |
A/B Dual Channels |
| Channel Control |
A/B channel switching with separate intensity adjustment |
| Modes |
24 Modes |
| Intensity Levels |
50 Intensity Levels |
| Timer |
20-Minute Fixed Timer |
| Control Method |
Button Control |
| Display |
White Backlight LCD Display |
| Battery Capacity |
3.7V / 5000mAh |
| Charging Port |
Type-C |
| Charging Time |
About 3.5 Hours |
| Pulse Frequency |
Medium Frequency: 2–10kHz ±15%; Modulation Frequency: 0–150Hz ±10% |
| Pulse Width |
Not specified in the specification |
| Load Detection |
Supported, output stops and intensity returns to 0 after no-load detection |
| Customization |
OEM/ODM customization available |
Experience clinical-grade physical therapy in a portable, high-end format with the Dual-Channel Medium Frequency Massager. Engineered to bridge the gap between advanced medical technology and everyday wellness, this robust device utilizes deep-penetrating medium-frequency currents (2KHz - 10KHz) to bypass surface skin resistance and deliver soothing relief directly to deep muscle tissues. Equipped with two independent 4-pin output channels and an integrated 3-tier heating system, this versatile Dual-Channel Medium Frequency Massager is designed for simultaneous, multi-zone pain relief and accelerated physical recovery.
At the core of this premium Dual-Channel Medium Frequency Massager is an extraordinarily powerful 5000mAh rechargeable lithium battery, ensuring prolonged, uninterrupted therapy sessions even when utilizing maximum heat and output intensity. The system features a highly intuitive backlit LCD interface that allows users to seamlessly navigate 24 specialized body-mapped programs and 50 granular intensity steps. With built-in smart load detection, an intelligent "Soft Start" safety mechanism, and an innovative waveform-locking feature, this professional Dual-Channel Medium Frequency Massager represents a formidable, all-in-one solution for targeted pain management and deep tissue rehabilitation.
Key Advantages & Features
1. Deep-Penetrating Medium Frequency & 24 Mapped Modes
Unlike traditional low-frequency devices, this Dual-Channel Medium Frequency Massager utilizes a 2KHz to 10KHz carrier frequency, minimizing skin stinging while maximizing deep tissue penetration. The device is pre-programmed with 24 specialized therapeutic modes utilizing 9 distinct waveform envelopes. These modes are visually mapped to specific body parts on the display: Modes 1-6 for the Neck, Modes 7-12 for the Shoulders, Modes 13-18 for the Waist/Lower Back, and Modes 19-24 for General Comfort.
2. Independent Dual-Channel Output & 50 Intensity Levels
Take complete control of your treatment. The Dual-Channel Medium Frequency Massager features two distinct 4-pin output ports (Channel A and Channel B) located at the base of the unit. This allows users to treat two different body areas simultaneously or share the device with another person. Each channel supports 50 meticulously calibrated intensity levels, offering incredibly smooth voltage transitions (≤ 2V variance) to accommodate both highly sensitive users and those requiring intense muscular stimulation.
3. Integrated 3-Level Thermal Therapy
Accelerate muscle relaxation and enhance blood flow with synchronized heat. This advanced Dual-Channel Medium Frequency Massager integrates a dedicated thermal therapy circuit with three adjustable levels (Low, Medium, High). The therapeutic warmth primes the musculature for electrical stimulation, significantly boosting the efficacy of the treatment. For power efficiency, the system includes a smart low-battery lockout that safely disables the heating function when power reserves are depleted.
4. Massive 5000mAh Battery with 2A Fast Charging
Never worry about running out of power during critical recovery sessions. This high-capacity Dual-Channel Medium Frequency Massager houses a massive 5000mAh (3.7V, 1C discharge) lithium battery. Driven by a dedicated power management IC, it supports modern Type-C 2A fast charging, allowing the massive cell to fully replenish in just 3.5 hours. Furthermore, an ultra-low static current of less than 30uA ensures the device retains its charge during long periods of storage.
5. Smart Load-Detection & 5-Second Soft Start Safety
Your safety is paramount. The Dual-Channel Medium Frequency Massager continuously monitors skin contact. If a pad loses connection for 3 seconds, the load icon flashes and the system drops to the lowest output state to prevent accidental shocks. Once reconnected, a 5-second "Soft Start" protocol safely and smoothly ramps the intensity back up to your target level. If left disconnected for 5 minutes, the unit automatically shuts down completely.
6. Intelligent Display UI & Waveform Loop Lock
The crisp LCD screen features a white backlight that activates instantly upon interaction, making it highly readable in any lighting condition. Beyond standard controls, this smart Dual-Channel Medium Frequency Massager includes a unique Waveform Lock feature. By long-pressing the channel switch button, users can lock the current therapeutic waveform to loop continuously for 2 minutes, allowing for sustained, targeted relief on a specifically effective pulse sequence.
Technical Specifications
Parameter Items Official Product Specifications
Product Name Professional Dual-Channel Medium Frequency Massager
Output Configuration 2 Independent Channels (Bottom-mounted 4-pin sockets)
Massage Modes 24 Modes (1-6 Neck, 7-12 Shoulder, 13-18 Waist, 19-24 General)
Intensity Range 50 Adjustable Levels per Channel (Resets to Level 0 upon startup)
Heating Performance 3 Adjustable Levels (Low / Medium / High, with low-battery auto-off)
Battery Specification 3.7V / 5000mAh High-Capacity Lithium Battery (1C Discharge)
Charging Interface Type-C USB (Max 2A charging current, IC managed)
Charging Details ~3.5 Hours Full Charge (Operation strictly locked during charging)
Static Standby Current < 30uA (Ultra-low power leakage)
Carrier Frequency 2KHz — 10KHz ± 15% (Medium frequency deep penetration)
Modulated Frequency 0Hz — 150Hz ± 10%
Modulation Depth 0%, 25%, 50%, 75%, 100% ± 5%
Waveform Envelopes Square, Triangle, Sawtooth, Trapezoid, Exponential, Fan, Sine, Sharp, Pulse
Output Voltage Specs ≤ 40V ± 10% (Under standard 500Ω resistance load)
Voltage Steps ≤ 2V variance between adjacent intensity settings
Safety Mechanisms 3s No-Load Drop, 5s Smooth Ramp-up, 5-Min Idle Auto-Shutdown
Timer Range Default 20-Minute Working Timer (Non-adjustable)
Special Features Waveform Loop Lock (2 mins), Smart Mode Memory (Post full 20m cycle)
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