This item is no longer available.
Review Summary
Accidents happen where life happens. Protect your favorite Adorama products and purchase a protection plan to stay covered from accidental damage, mechanical or electrical failure, and more.
If we can’t fix it, we’ll replace it at no additional cost.
Protect your product from drops, spills, and more.
Enjoy your gear without fear. We have you covered!
When regular use of your product over time results in mechanical or electrical failure.
We will never charge you a deductible after the purchase of a plan.
Our claims process is simple & easy and our customer service team is happy to help.
Adorama Protect powered by Extend is available for purchase to customers in the United States. Not available for purchase Internationally or in U.S. Territories.
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FM, stereo
2.3/2.8 MHz
50 - 16,000 Hz
125 dB (1 kHz)
< 1 %
typ. 75 dB(A)
up to 12 hrs
3 hrs
68g / 2.4 oz (incl. Accu)
615104127739
The Sennheiser HDI 830 is a professional two-channel stethoset receiver for wideband transmission systems (with carrier frequencies of 2.3MHz and 2.8MHz) in museums, theaters and churches. The wearer can switch between channel 1, channel 2 or stereo signal reception. The receiver provides excellent speech intelligibility and very good music reproduction. It is comfortable to wear and is sure to provide long operating times.