Avantree HT3831-RX - Add-On 2.4G RF Wireless Earphones for HT3831 / HT381, Scalable to 10 (No Charging Dock Included, Single Earphone Only) Compatible with Batch T23J1 and Later

[ONLY WORKS WITH HT3831/HT381] This single pair of 2.4G wireless earphones is an add-on for the Avantree HT3831/HT381 bundle (sold separately). Add up to 10 of these earphones to the HT3831/HT381 bundle and enjoy TV with no lip-sync delays. [SENIOR-FRIENDLY] With louder volumes and a form factor ideally suited for seniors and those with restricted mobility, the HT3831 earbuds are senior-friendly and come pre-paired to the transmitter, making setup as simple as plugging and playing. [INDEPENDENT VOLUMES] Adjust the volume on each pair of earbuds without affecting the volume level of others. Further customize your audio by adjusting each ear’s volume with left-right balance adjustment. [SURROUNDINGS AWARENESS] Activating Ambient Mode triggers the earbuds’ built-in mics to turn on, transmitting environmental sound to you and allowing you to stay aware of your surroundings without taking off the earbuds. [SCALABLE TO 10] Pair and connect up to 10 HT3831 earbuds to the included transmitter with no added latency. Please note that only HT3831 earbuds are compatible due to private protocols.