Don"t let audio cables keep you from enjoying untethered music listening. Throw off the oppressive chains of wired audio with a handy, travel-sized Bluetooth audio receiver with 3.5mm RCA jack. This device pairs with your Bluetooth-enabled music player or smartphone and connects to any stereo, pair of headphones, or car auxiliary port with a 3.5mm input jack to allow you to stream music wirelessly from anywhere in your house, vehicle or even outdoors. With a maximum wireless range of 180 ft (tested in an open warehouse with minimal obstructions), this Bluetooth receiver is a must-have for anyone who enjoys the use of their legs for things like walking, strutting, or even dancing! Tech Specs: - Bluetooth v3.0 supports A2DP profile - Output: 3.5mm Auxiliary RCA Audio Jack - Bluetooth Frequency Range: 2.4GHz - 2.48GHz - Operating Distance: 180 ft (55 m) unobstructed - Plug and play; no additional drivers required - Built-in Li-ion battery charges via any powered USB port NOTE: There is no mic on the receiver. You cannot use it to answer calls.