Features:brand new and high qualityBluetooth-compatible 5.0 receiver: Insert a computer speaker, home stereo system or other speaker system through a 3.5 mm or -RCA cable, and then pair with Bluetooth-compatible audio devices such as smartphones or tablets. After that, you can enjoy music with perfect sound quality.Computers, TVs, DVDs, CDs, for PS3, MP3 and other music players can share a set of active speakers and earphones to solve the problem of insufficient audio input interfaces of active speakers and frequent cable plugging.Share a set of home music streaming stereo system with home Bluetooth-compatible adapter.Through the infrared remote control, you can directly select five output modes, one in and four out, two in and three out, three in and two out, 1-4 active speakers and headphones can for play music at the same for time. Solve the problem of insufficient output interface of music player.Plug the adapter into any A/V-receiver with a standard RCA or 3.5 mm jack and any active speakers. Connecting speakers via an audio switcher is as effective as connecting directly. Specifications:Material:ABSSize:As Picture ShownColor:Black Note:1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes:1x Host1x Remote Control1x RCA-Connecting Line1x USB Charging Cable1x 3.5mm Audio Cable