Sennheiser Set 860 Radio Frequency TV Listening System MSPV-HearingAid It must be programmed to

It must be programmed to a compatible ERA receiver

A minimum of 1x D702 or D712 telephone is required

accepts ac voltage from 100-240vac

Five (5) speed dial buttons to store important numbers

Sennheiser Set 860 Radio Frequency TV Listening System MSPV-HearingAid It must be programmed toSennheiser's Set 860 assistive listening device delivers crystal clear, enhanced sound to users with changing hearing needs. Listening enjoyment is guaranteed with intuitive features including pre set hearing profiles, enhanced speech clarity, volume control for each ear and fast switching between audio sources. The Set 860 is effortlessly simple to set up and use. Best of all, the Set 860 allows for completely independent sound control listen at a