When people say “Bluetooth splitter,” they usually mean a small adapter that lets one audio source share sound wirelessly with two devices at the same time.

• Transmitter mode (TX): Plug the adapter into a TV, laptop, or gym machine via 3.5 mm, RCA, or optical. It broadcasts audio to one or two Bluetooth headphones/earbuds.
• Receiver mode (RX): Some are 2‑in‑1, turning a non‑Bluetooth stereo or car AUX into a wireless speaker input.
• Dual link: Look for “connects two headphones” or “dual link” if you want to share.

Audio delay, range, and volume control can vary by device and environment. For smoother results, check product pages for Bluetooth version, dual‑device support, battery life, and the ports you need.

Yes—there are a couple of ways to share audio with two headphones, but support depends on your gear.

• Use a dual‑link transmitter: Connect a Bluetooth adapter to your TV, laptop, or airplane jack via AUX, RCA, or optical, then pair two headphones.
• Built‑in sharing: Some phones, tablets, and laptops include an audio‑sharing feature. Availability varies by model and software.

Keep in mind: independent volume, range, and lip‑sync may differ between headsets, and some apps or sources may limit multi‑device output. Checking for “dual device” or “two headphones” support on the product page can help set expectations. Results can vary based on devices and surroundings.

Apps can’t add true dual‑device Bluetooth output if the hardware doesn’t support it. Here’s what typically works:

• Device feature: Some phones and laptops include a built‑in audio‑sharing option. Look in Bluetooth or sound settings, or check your device’s manual.
• Hardware adapter: For TVs, in‑flight screens, gym machines, or older devices, a Bluetooth transmitter with “dual link” usually works best. Plug it into 3.5 mm, RCA, or optical, then pair two headphones.

On Walmart.com, look for keywords like “2‑in‑1,” “transmitter/receiver,” and “connects two headphones.” App‑only solutions are limited, so a compatible adapter is often the simpler path. Performance can vary based on device compatibility and environment.

If your adapter supports dual link, try this general approach:

1. Charge and set mode: Power the adapter, set it to TX (transmit).
2. Connect to your source: Plug into 3.5 mm, RCA, or optical on your TV or device.
3. Pair the first headset: Put the first headphones in pairing mode. Wait for a solid pairing light.
4. Pair the second headset: Repeat for the second headphones. Some adapters need a separate “+” or pairing button press.
5. Set TV audio output: Choose the correct audio-out port in your TV’s settings if needed.

If one headset won’t connect, clear the adapter’s pairing memory, move closer, and reduce nearby Bluetooth interference. Results may vary by headphone models and settings.

Bluetooth adds some processing time, but you can often minimize delay:

• Choose low‑latency support: Look for adapters and headphones that mention low‑latency modes. Both sides need compatible support to help reduce lag.
• Keep devices close: Shorter distances and fewer obstacles can help stability.
• Check TV settings: Some TVs offer audio delay or lip‑sync adjustments you can fine‑tune.
• Limit interference: Move routers or 2.4 GHz devices farther away and avoid crowded wireless environments when possible.
• Use direct connections: Plug the transmitter straight into the TV’s output (AUX, RCA, or optical) rather than through intermediate devices.

These steps can help lower lag, though actual results depend on your equipment and setup.