"Wireless USB powered audio transmitter and reciever ""HQ"""

Wireless audio transmission system with advanced wireless communication technology to deliver consistently sharp audio up to 100 meters in open area and 30 meters through walls and ceilings (depending on environment circumstances).
Connect the transmitter to a computer with USB connection (no software or additional power source required) or a desired audio source with the RCA connection. Connect the receiver to a HiFi system with RCA connection and enjoy wireless sound without complicated wiring or installation. Play music from your PC or other audio source (MP3, CD, DVD) around the house.
Transmitter:
Operating Frequency: 864MHz
Input: USB, 2xRCA
Power: AC 230V~50Hz, DC 6V 100mA (not required when connected with USB)
Battery: 4xAA (not required when connected with USB)
Antenna: Omni-directional

Receiver:
Operating Frequency: 864MHz
Output: 2xRCA
Power: AC 230V~50Hz, DC 6V 100mA
Battery: 4xAA
Antenna: Omni-directional

Packaging contents:
-Transmitter
-Receiver
-USB cable, 1x (for transmitter)
-RCA cable, 1x (for receiver)
-AC/DC adapter, 1x (for receiver)
-Manual