Avantree Bluetooth 4.1 Transmitter and Receiver 2-in-1, aptX Low Latency, Wireless 3.5mm Audio Adapter for TV PC, Home Stereo, Support Two Headphones, Speakers, Phones, 10 Hours Battery - TC026 BLUETOOTH TRANSMITTER & RECEIVER: Use the Avantree TC026 as a Bluetooth TRANSMITTER to Bluetooth-enable your TV PC, CD player, iPod, MP3 / MP4. Or use it as a Bluetooth RECEIVER to Bluetooth-enable your home stereo or vehicle and wirelessly stream music from your cellphone/PC. NO AUDIO DELAY: Experience your media at its best, thanks to aptX Low Latency  making the TC026 the ideal tool for watching movies and playing video games. (NOTE: 1, To achieve low latency your receiving device (headphones/speakers) must also support aptX Low Latency. 2. TX mode supports aptX Low Latency, RX mode doesnt support, RX mode supports aptX and SBC.) MULTIPOINT: You may stream audio to TWO RECEIVERS (e.g. two sets of headphones, or a headset and a set of speakers) simultaneously and connect TWO Smartphones simultaneously. (NOTE: Due to Bluetooth technology limitations, aptX Low Latency does NOT support Dual link mode). INCREDIBLE BATTERY LIFE & MUSIC CONTROL: This transmitter can play 10 hours on a single charge. Adjust the volume, play/pause music, or skip tracks with ease. 24-MONTH WARRANTY & ONGOING SUPPORT: Feel confident in your purchase with the 24-month warranty that's included with the Avantree TC026.