AudiocoreAC820 2 in 1 Bluetooth Adapter Transmitter Receiver 4.1 A2DP Wireless Apt-X

Audiocore AC820 Bluetooth Adapter 2-in-1 Transmitter And Receiver - Apt-X -chipset CSR BC8670

everActive AA Batteries Pack of 10, Pro Alkaline, Mignon LR6 R6 1.5 V, Highest Performance, 10 Year Shelf Life, Pack of 10

Audiocore AC805 Computer Stereo Speakers for PC Laptop, 2.0 Stereo System, USB Powered, 6W RMS Power