Features 1、BLUETOOTH 5.3 CHIP: Bluetooth adapter adopts 5.3 bluetooth chip, supports 7 kinds of devices to connect and run at the same time, the signal is smoother. 2、20M STABLE OUTPUT: Bluetooth USB adapter supports 20m/65.6ft stable output, antenna optimization, longer distance, more stable transmission. 3、PLUG AND PLAY: Bluetooth dongle transmitter receiver driver free, plug and play. CD level sound quality, stereo HiFi. 4、ANTI INTERFERENCE: Bluetooth dongle adapter responds quickly and is more resistant to interference, say goodbye to intermittent and lagging problems. 5、EASY TO CARRY: Bluetooth 5.3 USB adapter with portable design, delicate and compact, can be carried around, very convenient to use. Specification Item Type: Bluetooth USB Adapter Material: ABS Bluetooth Version: 5.3 Support Protocol: A2DP HSP AVRCP HID Etc. Package List 1 x Bluetooth USB Adapter 1 x Instruction Book