Bluetooth Transmitter AUX In/Out Adapter

High-quality Bluetooth transmitter and receiver in one. As a Bluetooth transmitter, it sends audio signals to a Bluetooth receiver, such as Bluetooth headphones or speakers. As a receiver, it can function as stereo headphones (when headphones are connected via 3.5mm input) or connected to another audio device. The receiver obtains audio signals from another device via Bluetooth. Device features: Advanced Bluetooth 5.1 technology with transmitter and receiver Audio output transmission from TV, CD player, or old computer to wireless headphones, speakers, or even car stereo Low latency and instant audio transmission with improved connection stability, faster pairing, and reduced power consumption for connected devices Mode switching and audio connection with a single switch Effortlessly enjoy up to 10 hours of use on a larger internal battery and fast charging within 1.5 hours Suitable for car use as a hands-free kit Built-in battery Specification: Bluetooth: version 5.1 Bluetooth protocols: AVRCP, HFP, A2DP Range: up to 8 m TX operating time: up to 10 hours RX operating time: up to 10 hours Standby time: up to 35 days Power supply: DC 5V/500 mA Dimensions: 66.1 x 38.2 x 13.6 mm Weight: 25 g AUX: 3.5 mm jack (AUX-in/AUX-out) Accessories: jack-jack plug, jack-jack cable, USB-C cable