Instructions of Use: Turn on the game controller, insert the dongle into the USB ports. Press the dongle button 2 seconds, the LED indicator starts flashing slowly, which means dongle entering the pairing mode. Turn on your for Bluetooth headset and pair it. The LED indicator will turn blue when connecting successful. The for Bluetooth headsets and the forBluetooth dongle will automatically pair in the later time you use. Specifications: Item Type: Mini USB 2.0 Adapter Standard: For Bluetooth 5.1 HCI Interface: USB2.0 Transmission Range: Approx. 10M / 32.8ftConnection: Piconet / Scatternet Support For Bluetooth Protocol: A2DP, HFP, HSP Output Power: 0~+4dBm Receiving Sensitivity: ~75dB Frequency Band: 2.4G ISM band Audio Codec: 16bit codec Working Voltage: 5V Color: Black Package Weight: Approx. 23g / 1.1oz Size of the Transmitter: Approx. 3.5 x 2.0cm / 1.38 x 0.79 inch Length of the Receiver: Approx. 1.1inch Package Included: 1 x For Bluetooth Dongle USB Adapter for PS4 Note: Question 1.Why it doesnt work? Solution: This product is presently not suitable for compatible with Sony. Question 2.It cannot connect to any earphones. Solution: Open the host for PS4 and plug the adapter into the USB port.Press the button of the adapter 2 seconds, the LED indicator light began to slow flash into pairing mode, turn on your for bluetooth headset and matching it.When the LED lamp is blue means to connect successful, the later time when using the for bluetooth headset can be automatically connected to the adapter. Easily Adjusted: Bluetooth Adapter is a USB adapter, when you plug into the PS4 USB slot, it will connect to any audio device, USB adapter can be easily adjusted, you can use the Bluetooth headset to listen to PS4 games, enjoy the fun of the game. USB 5V Powered and Automatically Activated: Mini Bluetooth adapter is USB 5V powered and automatically activated when powered on. You can use existing Bluetooth headsets instead of buying expensive new ones for the PS4. There is also a wireless microphone, which allows you to plug in the controller and chat freely for entertainment. Compact and Light Design: 2.0 bluetooth adapter wireless is made of quality materials and is durable. The shape is compact and light, portable, very convenient. Stable Performance: If the host supports USB Auido, the host audio signal can be sent to the Bluetooth end device through the USB adapter. The Bluetooth adapter is upgraded to the latest version with stable performance. Support A2DP and HFP Modes: Mini USB adapter for bluetooth supports A2DP, HFP modes. (A2DP: PC player sends music to Bluetooth headset. Audio Format: 44.1K sampling, dual channel, bit width 16bits; HFP: Used for Bluetooth headset voice intercom. Audio format: 8K sampling, mono, 16-bit).