【Bluetooth-Compatible 5.4 Technology】 Advanced Bluetooth-compatible 5.4 technology provides a more stable wireless connection, compatible with earlier versions. 【Dual Device Connection】 Simultaneously connect two Bluetooth-compatible devices (speakers, headphones) for shared enjoyment of programs and music. 【Wide Compatibility】 Compatible with TVs, PCs, for Macs, for PS4, and other devices with USB ports for audio transmission. 【Plug and Play】 No driver installation required, simply plug into the USB port for immediate connection. 【Extended Range】 Offers a Bluetooth-compatible range of over 50 meters in unobstructed areas. Specifications: Bluetooth-Compatible Version: V5.4 Working Frequency: 2.402GHz - 2.480GHz Power Class: Class II/Class I Audio Input: USB Power Supply: USB 5V Bluetooth-Compatible Range: >50M (unobstructed) Connectivity: Supports two Bluetooth-compatible devices simultaneously Compatibility: PC, TV (with USB port), for Nintendo Switch dock, for PS console