Synchrosonic Combo Ultrasnd & Hi Volt Stim Hearing Aid Resolution: ±1% or ±1° Style:Right Ear Resolution: ±1% or ±1° Colors Beige Saturation Sound Pressure Level (SSPL) 129dB Frequency Range 200~5000 Hz Total Harmonic Wave Distortion ≤10># td### Reference Test Gain 56±5dB Input noise ≤20+3dB Sound amplification 80 25 diameter faceplate or the optional small 1 Unit * The SynchroSonic US 752 offers the benefits of therapeutic ultrasound and high volt muscle stimulation for muscle rehabilitation prevention of muscle atrophy pain management and edema reduction * The panel design of the SynchroSonic US 752 provides simple operation of ultrasound and high volt muscle stimulation separately or in combination through the ultrasound transducer * The practitioner can precisely manage treatment with a selectable frequency range selectable independent on off surge duration and selectable pulse width * The US 752 produces pulsation tetanize surge and reciprocal output * The additional benefit of bipolar application eliminates the need for a single large dispersive electrode * Designed to promote patient assurance the treatment stop switch allows the patient to discontinue stimulator output at the press of a button * Soundhead Features and Options * All Amrex ultrasound transducers are lightweight ergonomically designed and sealed for underwater therapy * Amrex offers two soundhead faceplate sizes: The standard 2