I N T E R TO N S C O P E 4 Let your customers enjoy a more comfortable sound BTE - TECHNICAL DATASHEET With Interton Scope 4 we introduce a completely new approach to sound with exceptional feedback protection and a new sound technology called SoundScape. Scope 4 is a full family of advanced best-in-class hearing instruments for the active customer who want great sound quality in everyday listening situations. Standard Features • Logarithmic 9 Channel WDRC • 6 Gain Handles in Fitting Software • SoundScape Technology • Selectable beamwidth • Background Noise Reduction • Microphone Noise Reduction • Adaptive Feedback Cancellation • Feedback Guard • Data Logging - Quick View • Power-on Delay • Audible Signal Tones • Standard and Thin Tube/Open Fit Congurations • On/Off switch via the battery door • Left/right side indicators • 13 battery • VC, Push Button & Telecoil standard

Reference test gain (60 dB SPL input) Full-on gain (50 dB SPL input) Maximum output (90 dB SPL input) Current Drain Typical Battery life time (Battery type 13) Total harmonic distortion Telecoil sensitivity (1 mA/m input) Full-on Telecoil sensitivity @ 1mA/m HFA - SPLITS @ 31.6 mA/m (ANSI) Equivalent input noise, w/o Noise reduction 1/3 Octave Equivalent Input Noise, w/o Noise reduction * IEC 118-0, Ear Simulator ** IEC 118-7 and ANSI S3.22, 2cc coupler Maximum Output (OSPL 90) 140 Maximum Output (OSPL 90) 140 Notes: O.E.S. = Occluded Ear Simulator 2cc = 2 cm3 coupler Pi = Acoustic input signal...