2-IN-1 BLUETOOTH ADAPTER + PASS-THROUGH: 1 - Transmitter Mode (TX + Pass-Through): stream audio wirelessly from TVs and other devices to Bluetooth headphones or speakers; Pass-Through lets you plug another device, such as a soundbar, into the Connect Hub to share an audio connection from your TV; 2 - Receiver Mode (RX): stream audio wirelessly from your phone or tablet to your soundbar, home theater receiver, or other non-Bluetooth audio device | APTX LOW LATENCY TECHNOLOGY: Qualcomm aptX and aptX Low Latency Bluetooth audio codecs provide higher fidelity audio, minimize audio lag, and ensure perfect lip-syncing with compatible devices. NOTE: use aptX Low Latency-enabled headphones for best results | DUAL-HEADPHONE STREAMING : Stream audio to up to two Bluetooth headphones or speakers simultaneously and adjust volume levels for each independently, allowing users to listen comfortably without bothering each other or those around them; advanced adjustable antenna provides up to 98 ft of wireless coverage for more freedom to position your speakers or move about your home | VOLUME BOOST MODE & VOICE-ASSISTED SETUP: The Connect Hub introduces a VOLUME BOOST feature for RCA/analog audio connections, which can help make the audio output of older TVs louder. Built-in status display and speaker provide the Connect Hub with a simplified, voice-assisted setup process, which is more convenient for you to operate the settings; use with the MEE audio Matrix Cinema headphones for even more hearing assistance functionality | ANALOG AND DIGITAL CONNECTIONS: Compatible with new and old TVs and other audio devices including soundbars, home theater receivers, computers, airplane entertainment systems, set top/cable boxes, and even gym equipment - anything with a 3.5mm headphone jack, RCA, or TOSLINK digital optical (SPDIF) audio output connections; All cables are included; NOTE: Set your TV audio output setting to PCM for Optical compatibility