Miccus Mini-jack TX4 - LOW LATENCY Bluetooth transmitter, ideal for adding wireless audio to TV, PC, iPod, Kindle, DVD; Pairs with Amazon Echo and Tap (Dual-Link) SIMPLE - One button push turns any device with a headphone jack into a LOW LATENCY Bluetooth transmitter. LOW LATENCY  Get Crystal clear sound with NO LIP SYNC when paired Low Latency devices such as the Miccus SR-71 Headphones COMPATIBLE - Pairs with Bluetooth headphones, speakers and more. DOES NOT pair with phones or tablets as these are also Bluetooth transmitters. FLEXIBLE - Full motion swivel jack design allows the Mini-jack TX4 to fit into tight spots and minimize visibility. SUPPORT  Access to reliable US-based phone support M-F, 11am-4pm EST. Email support available 24hrs.