T80 Wireless Audio Transmitter Bluetooth-Compatible 5.4 Receiver/Transmitter 2-in-1 Adapter for Car AUX/TV/Speakers 【Bluetooth-compatible 5.4 Technology】 Advanced Bluetooth-compatible 5.4 ensures stable and efficient wireless connectivity for seamless audio transmission 【Dual-Function Adapter】 Versatile 2-in-1 design functions as both a Bluetooth-compatible receiver and transmitter for enhanced compatibility 【Long Battery Life】 Enjoy up to 11 hours of transmission or 15.5 hours of reception on a single charge 【Multi-Device Connection】 Simultaneously connect two phones or Bluetooth-compatible devices for convenient audio management 【Compact Design】 Sleek and portable form factor measuring 130*28.5*13.4mm for easy transport and use Specifications: Model: T80 Bluetooth-compatible Version: 5.4 Power Supply: Type-C interface Battery Capacity: 200mAh Input Voltage: DC 5V Transmission Range: 10 meters (unobstructed) Battery Life: Approx. 11 hours (transmitting),15.5 hours (receiving) Functions: Bluetooth-compatible audio reception/transmission Dimensions: 130*28.5*13.4mm Package included: 1 x 2-in-1 Wireless Audio Receiver/Transmitter 1 x Charging Cable 1 x English User Manual