[. . . ] [. . . ] · Receiver has volume control, and left/right balance and tone controls · Excellent sound quality · Lightweight receiver · 1-year warranty · Greater coverage area · Convenient interconnectivity · Controlled from a single location · Ease of installation · Excellent reliability Technical Data Transmitter Modulation Carrier Frequency Frequency Response THD Signal to Noise Ratio Power Requirements Broadcast Distance Weight Receiver Modulation Carrier Frequency Frequency Response THD typ. Operating Time (approx. ) Charging Time (approx. ) Sound Pressure Level Weight (approx. ) FM 95 kHz 30­18, 000 Hz 1% 65 dB(A) 4-6 hours 14 hours 124 dB 1. 4 oz. (approx. ) 2. 8 oz. Product Variants SET 100-J Includes RI 100-J receiver with 2. 5mm mono output jack to accommodate hearing aid accessories such as neckloops, silhouettes and direct audio input SET 100 Supplied Accessories Optional Accessories MKE 100-TV Microphone (if TV does not have an audio output socket) BA 90 Rechargeable battery EP 405L Latex ear cushions EP 405F Foam ear cushions EZT 100 Product Compatibility Architect's Specifications BA 90 Sennheiser Electronic Corporation, 1 Enterprise Drive, Old Lyme, CT 06371 Telephone: 860-434-9190 · Fax: 860-434-1759 · Web: http://www. sennheiserusa. com Sennheiser Mexico: Av. Fax: (525) 639-9482 Sennheiser Canada: 221 Labrosse Ave, Pte-Claire, PQ H9R 1A3. [. . . ] [. . . ]