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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.
Browse our FAQ
2x AA batteries, Alkaline, NiMH or NICAD
20 hours Alkaline, 16 hours NiMH, 8 hours NICAD
<3dB Variation (100Hz-10kHz)
FM +/- 25kHz deviation
0.5 muV typical, 1.0 muV maximum,12dB SINAD
>65dB
>77dB with E.D.R.
<2% T.H.D.
Into 8Ohms: 2.0V / 15mW 3.0V / 80mV
Into 32Ohms: 2.0V / 10mW 3.0V / 50mW
Omni-directional in earphone cord
Volume, On/Off, High frequency boost control, E.D.R.
3.5 mm stereo or mono
Backlit LCD Channel, Hi Freq, E.D.R.
Bottom of unit
Complies with Part 15
72 - 76MHz
300' / 91.44m
17
0 to 50 deg. C / 32 to 122 deg. F
Belt or Pocket
4 x 2.75 x 1" / 10.16 x 6.99 x 2.54cm
800549423564
The SR-400 17-Channel Receiver is the perfect solution to multiple transmitter hearing assistance systems. The SR-400 features an advanced digital PLL synthesizer to tune all 17 narrow-band frequencies offered in the 72-76MHz band and a backlit LCD display. The receiver also includes a special high frequency contour filter and boost switch to increase the intelligibility of the audio signal and E.D.R. for increased dynamic range. Additional features include a battery saving automatic power shutoff when the earphone is unplugged.