LOW LATENCY: Experience Hi-Fi stereo sound with aptX Low Latency for lag-free content streaming in transmitter mode. Requires a Bluetooth receiver that supports Low Latency. DUAL DEVICE CONNECTION: Upgrade to our 2-in-1 Bluetooth transmitter, capable of pairing with two Bluetooth receivers (like headphones + speakers) simultaneously. Note: aptX Low Latency does not support Dual Link mode. ALWAYS ON: The TaoTronics 2-in-1 Bluetooth Adapter streams continuously, even while charging. Enjoy up to 10 hours of wireless playback with the built-in battery. BLUETOOTH ANYWHERE: In transmitter mode, convert non-Bluetooth devices like TVs, PCs, CD players, iPods, and MP3/MP4 players into Bluetooth transmitters. In receiver mode, it's perfect for home or car audio systems. PURE AUDIO: Immerse yourself in a richer, deeper sound experience with the aptX audio codec, delivering CD-like audio quality without compromise. Plus, enjoy an extended 12 + 6 months warranty and 24/7 friendly customer service.