Enjoy stable and extended audio transmission with BT 5.0, delivering superior music and clearer sound. The transmission range is approximately 10 meters. The LCD screen displays 8 nearby BT devices simultaneously, allowing you to freely choose which to connect to. Features RX/TX 2-in-1 receiving mode. Long press the left and right function keys to switch receiving modes, making it easy to use. Transmitter Mode: Wirelessly transmit audio from a non-BT TV, stereo, or CD player to BT headphones or speakers. Receiver Mode: Wirelessly transmit audio from a BT-enabled phone, tablet, or computer to speakers or wired headphones. Compact and exquisite design for easy portability. USB powered for driver-free installation; simply plug and play. Features: Model: T11 Type: Receiver Transmitter BT: V5.0 Material: Plastic Color: Black Input Voltage: DC 5V Transmission Distance: 10 meters / 33 feet Input Interface: 3.5mm audio Item Size: 6 * 2.5 * 1 cm / 2.4 * 1.0 * 0.4 inches Package Size: 12 * 6.5 * 1.7 cm / 4.7 * 2.6 * 0.7 inches Package Weight: 31 g / 1.1 oz Package List: 1 * Receiver Transmitter 1 * Audio Cable 1 * User Manual (English Version)