The Gemini-2200 Series All-Terrain (AT) model offers flexibility and portability for any wellness environment, with dual port capability to treat two areas or individuals simultaneously. Its compact, durable design is perfect for both clinical and professional use. Specifications: Model: Gemini AT-2200-S2500 Digital/Solid State Circuitry Contains Two Independent PEMF Devices 9 Variable Intensity Settings (1-9): 10pps 7.83pps = (Schumann Resonance) 3.57pps + Schumann Resonance 2.17pps + Schumann Resonance 1.38pps + Schumann Resonance 0.980pps + Schumann Resonance 0.771pps + Schumann Resonance 0.684pps + Schumann Resonance 0.370pps + Schumann Resonance Wheels: 6" Dimensions: 22.8"X14.6"X8.7" Weight: 26.6 lbs Time Duration Options: 5 or 10 minutes Made in the USA What's Included: Large single loop attachment 9" double butterfly attachment Paddle attachment 18"x23" mat attachment