ANLENG Wireless Bluetooth Transmitter for TV / PC / MP3 / MP4 / PSP Audio Devices with 3.5mm Audio-out Jack Connect to Bluetooth Headsets or Speaker Connect to audio device via 3.5mm audio plu to work with your Bluetooth headsetor speaker. Plug and play, no need install any driver. 5-8 hours workking time after fully charged. Fit for most kinds of audio devices with 3.5mm output audio plug. Charging and working in parallel (with no static noise).