LOW DELAY: aptX Low Latency for high-fidelity stereo sound with lag-free content streaming in transmitter mode. A low latency supported Bluetooth receiver is required. MAKE IT TWO: Upgraded 2-in-1 Bluetooth transmitter allows pairing with two Bluetooth receivers, such as headphones and speakers, simultaneously. Note: aptX Low Latency does not support dual link mode. EVERYDAY USE: Bluetooth 2-in-1 adapter streams continuously while charging. Built-in battery provides up to 10 hours of use for uninterrupted wireless audio. BLUETOOTH CONNECTIVITY: In transmitter mode, enables non-Bluetooth devices like TV, PC, CD player, iPod, MP3/MP4 players to transmit audio wirelessly. In receiver mode, ideal for home or vehicle audio systems. CLEAR AUDIO: aptX audio codec delivers rich, detailed sound quality for an enhanced listening experience. Includes extended warranty and customer support.