This updated Wireless Digital Headphone can not only be used on TV with RCA AUDIO OUT or 3.5MM AUDIO OUTPUT but also can be used on TV only with OPTICAL AUDIO. It is compatible with Samsung SMART TV/ Panasonic Plasma TV/ LG Smart TV/ Vizio 4K TV and other smart TVs. Note: 1. Be sure to turn on the headset until after the completion of the connection. If you turn on the headphone first, then connect to the device via cable, you will hear current noise, even blasting sound, because of the connection between cable and port. 2. Never attempt to recharge conventional dry cells. 3. Batteries (battery pack or batteries installed) shall not be exposed to excessive heat such as sunshine, fire or the like. 4. Never use another type of battery or non-rechargeable batteries to replace the rechargeable (LR03/AAA) batteries supplied. 5. When the headphones are not in use, switch them OFF to avoid damaging the batteries. 6. Excessive sound pressure from earphones and headphones can cause hearing loss. Pls read the user manual clearly before you use the headphone! Plug and Play Even the Technologically impaired can handle the setup of our headset! A true plug-and-play device means there is no need to pair the headphones with your devices. Simply turn on both the headset and your TV / PC / Other Device and they will auto-connect to each other. No Audio Delay Using proprietary 2.4GHz wireless technology to ensure zero latency as you watch your favorite TV shows, movies or videos, virtually no audio lag Rechargeable & Replaceable Battery IMPORTANT: Batteries can only be replaced with original batteries. Any other rechargeable batteries will not work. If batteries need to be replaced please ask Ansten for help A good gift for your parents or senior relatativesShow them your loveLet them realize that they are still youngMake their old age vibrantThat is what every son and daughter wants to see. How to Set PCM if Has no Sound Any questions, welcome to search "Ansten D1" on YouTube. When using optical cable to connect the headphone with your smart tv, please must set the TV into the PCM model first! Or there will be no sound in headphones. Step 1 Press "Menu" on the remote control. If you do not have a remote control, press "Menu" on the television. Step 2 Press the arrow keys on the remote to scroll to "Audio Settings." If you do not have a remote control, press the "Volume Up" and "Volume Down" buttons to scroll. Step 3 Press "OK" on the remote control. Press "Enter" on the television if you do not have a remote. If the television doesn't have an "Enter" button, the "Menu" button is often used. Step 4 Scroll to "Advanced Audio" and press "OK." Some televisions may not have an "Advanced Audio" menu and may list various audio settings instead. Step 5 Scroll to "Audio Output Mode" or "Digital Audio Output Mode" and press "OK." Step 6 Scroll until "PCM" is displayed as the current audio output. Step 7 Press "OK" to save the settings. Problem You May Meet: Q: Comes back with full volume for a few seconds A: When turning on the headphone, keep the TV sound low or turn the volume down before wearing it. Q: Sound only on one ear A: Use with RCA connection, coaxial or optical connection instead of 3.5mm AV Port. Q: The headset has sound, but the TV has no sound. Or both TV and headphones have sound. 1. Use an RCA connection or optical connection. For watching TV quietly alone, click the MUTE key to close the TV speaker by the TV remote. 2. Ensure the TV speaker is set to "headset" with 3.5mm connection, the TV speaker is set to "External Speaker" with RCA or optical connection. 3. Set the digital audio output of your device/audio source to "PCM" on TV. Q: Cannot charge A: Please retract the headphone band to contact the charging pin correctly when charging. Q: The volume control doesn't work. A: we will replace a new set for you. Q: Sound dropouts/disappear 1. Keep closer to the transmitter 2. Remove obstacles between the transmitter and headphones. 3. Play TV sound again and restart the headset. Q: Easy to use at the beginning, it doesn't work later, no sound, often stops working, and cannot work for 12 hours A: Play TV sound again and restart the headset. D1 AS60 K1 ADH300 K2 Buying Options Buying Options Buying Options Buying Options Buying Options Customer Reviews 4.2 out of 5 stars 891 4.4 out of 5 stars 1,260 4.3 out of 5 stars 329 4.3 out of 5 stars 591 4.5 out of 5 stars 226 Price $101.99$101.99 $67.99$67.99 $59.49$59.49 $67.99$67.99 $67.99$67.99 Wireless Technology 2.4Ghz 2.4Ghz Bluetooth 2.4Ghz 2.4Ghz Source Audio Out Support OPTICAL, 3.5mm, RCA, 6.35mm, Coaxial OPTICAL, 3.5mm, RCA OPTICAL, 3.5mm, RCA 3.5mm,RCA OPTICAL, 3.5mm, RCA Charging Base & Transmitter 2 IN 1 ✓ ✓ ✓ ✓ ✓ Play Time 12 hours 10 hours 30 hours 20 hours 12 hours Volume High Higher Higher High Higher Audio Quality (Subjective) 8/10 9/10 9/10 8/10 9/10