Bluetooth 5.0 chip design for enhanced compatibility and stability Bluetooth receiver (RX) features red and blue indicator lights that flash alternately Bluetooth transmitter (TX) has a blinking blue indicator light Simple device connection with no app download required Durable housing made of high-strength PC+ABS material Bluetooth version: V5.0 Supported protocols: A2DP, AVRCP Interface type: Input: 3.5mm, Output: 3.5mm Power input: AC 100-220V Bluetooth range: Up to 10 meters in open space without obstructions Compatible devices: Android and iOS smartphones, desktop computers, laptops, wired speakers, headsets, power amplifiers, TVs, game consoles, and more Plug type: US standard plug, suitable for use in Canada, India, Mexico, Thailand, Taiwan, the Philippines, and other regions using US plug compatibility Operating voltage: AC 100-240V Color: White Material: PC+ABS Package includes: 1 x Bluetooth adapter Note: Other items not included Note: Lighting effects and display settings may cause slight variations in color between the product image and the actual item. Measurement allows an error of +/- 1-3 cm