Long Range Bluetooth-compatible: Enjoy a stable and reliable connection up to 10-15m, providing flexibility and freedom of movement. Simple Operation: No need for drivers or app downloads, just plug and play with Win7/8/10 systems, making it easy to connect Bluetooth-compatible speakers/headphones. Three-in-one Functionality: With Bluetooth-compatible receiver, transmitter, and call integration, it offers stronger compatibility and stability, supporting wireless music listening, hands-free calls, and navigation. Rechargeable Battery: Equipped with a 150mAh rechargeable battery, providing long battery life and a cool indicator light for easy mode switching. Wide Compatibility: Works with any TV with an audio output port and pairs with any Bluetooth-enabled headphone/speaker, as well as receiving wireless audio signals from smartphones and tablets. Item Name: Audio Adapter Material: ABS Features: Versatile, Convenient, Durable Bluetooth-compatible Version: Bluetooth-compatible V5.1 Support Protocol RX: A2DP AVRC TX: A2DP Working Frequency Band: 2.402GHz -2.480GHz Interface Type: Input: 3.5mm Interface/Output: 3.5mm Interface Built-in Battery: 150mAh Charging Time: about 2 Hours Battery Life: RX about 8H, TX about 5H Bluetooth-compatible Distance: 10~15M (open Place) Charging Method: Type-c DV5V Applicable Scenarios: Speakers/Cars/Computers/TVs/Power Amplifiers, Etc. Size Details: L: 6.6cm/2.6", W: 2cm/0.79", H: 1.2cm/0.47" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Audio Adapter