Stopped Worry about Disturbing Others & 12 Months Warranty?Whether you are watching your favorite show on TV or playing games on your PC late at night or want a higher volume, with our Bluetooth transmitter you won't disturb your family members. A 12-month warranty and lifetime product technical service gives you a safe and secure shopping experience. Always on & Auto-reconnect?Use while charging, Bluetooth airplane adapter continuously streams even while charging. Built-in battery for up to 16 hours of working time. And it can automatically reconnect to the last paired device easily once powered on. DUAL STREAM & MULTI-POINT?As a Bluetooth audio transmitter, BTI-018 can be paired to two Bluetooth Headphones or speakers and streams audio simultaneously to both of them. As a Bluetooth receiver, it can still be paired to two of your smartphones or tablets, but the receiver can only receive the audio from one of the two paired devices. We suggest pairing two same brand audio receiving devices that both achieve Low Latency to enjoy no lip-sync delay. Advanced Chip & Low Latency?Friencity Bluetooth transmitter for TV features the latest chip to provide stable and quick connection, support apt-X Low Latency and Fast Stream (FS) low latency to reduce audio-visual delay to about 40 ms, so you can enjoy TV / Movie / Video and listen with high clarity stereo sound. NOTE: Bluetooth aux adapter to achieve low latency, your headphones must also support low latency. 2-IN-1 Bluetooth Audio Adapter?Bluetooth transmitter receiver As a Bluetooth transmitter: connects TV/PC/Airplane equipment via 3.5mm or RCA and streams audio to your AirPods Bose Sony TWS Bluetooth headphones or speakers when set in TX mode; As a Bluetooth Receiver: Receives audio from phone, laptop or iPad when set in RX mode. Note: Please close the Bluetooth function of other around device during use to avoid other devies connect.Can‘t be used as both a transmitter and a receiver.