T80 2-in-1 Car AUX TV Speakers Wireless Bluetooth-Compatible 5.4 Receiver Transmitter Adapter 1.Bluetooth-compatible 5.4 Technology：Advanced Bluetooth-compatible 5.4 ensures stable and efficient wireless connectivity for seamless audio transmission 2.Dual-Function Adapter：Versatile 2-in-1 design functions as both a Bluetooth-compatible receiver and transmitter for enhanced compatibility 3.Long Battery Life：Enjoy up to 11 hours of transmission or 15.5 hours of reception on a single charge 4.Multi-Device Connection：Simultaneously connect two phones or Bluetooth-compatible devices for convenient audio management 5.Compact Design：Sleek and portable form factor measuring 130x28.5x13.4mm for easy transport and use Specifications: 1.Model: T80 2.Bluetooth-compatible Version: 5.4 3.Power Supply: Type-C interface 4.Battery Capacity: 200mAh 5.Input Voltage: DC 5V 6.Transmission Range: 10 meters (unobstructed) 7.Battery Life: Approx. 11 hours (transmitting), 15.5 hours (receiving) 8.Functions: Bluetooth-compatible audio receptiontransmission 9.Dimensions: 130x28.5x13.4mm