SIMOLIO Digital Assisted Hearing Amplifier Wireless TV Speaker with Optical in, TV Audio Assistance, Portable Speaker for Smart TV, Voice Clarify Speaker for Seniors, Extra Headset & Adapter SM-621D

[Music] basic information you need to know before purchasing to avoid choosing the wrong product please follow this video to check compatibility prior to purchasing attention these RF products are not available for pacemaker carrier as well as people with severe hearing loss part 1 TV or AV devices audio output checking step 1 audio out ports checking digital optical audio out [Music] on some devices it is labeled as s/pdif or Toslink and there will be a red laser in while the TV is broadcasting this port is frequently used for Smart TV systems RCA audio out there are many pairs of red and white RCA jacks on the back of the TV AV devices but what we need must be labeled as audio out or output or line out or AV out sometimes at the rear of the AV receiver or blu-ray disc player to channel is labeled in order to distinguish from 5.1 channel or 7.1 channel speaker systems audio out but at