Built-in microphone and voice control feature enable hands-free calls while driving, ensuring convenience and safety. noise reduction technology eliminates environmental noise for clear voice transmission. Transform your old speakers/headphones into wireless devices with BT technology. Upgrade to BT 5.3 connectivity for enhanced audio streaming quality and enjoy your favorite music wirelessly. Experience stable and reliable audio streaming with the latest BT 5.3 receiver. Move freely without noticeable delays, providing a seamless wireless audio experience throughout your home. Switch between Game, Music, and Bass modes on the 3.5mm AUX adapter to tailor the audio output to your preferences and activities, enhancing your overall listening experience. Compact clip-on design allows for easy portability, enabling music playback anytime, anywhere. Enjoy up to 200 hours of continuous music streaming with a long-lasting battery. Monitor battery consumption in real-time with the LED indicator and recharge conveniently using a Type-C cable. Item Name: Audio Receiver Material: ABS Battery Capacity: 400mAH Interface: 3.5 Mm Audio Interface Bluetooth-compatible: V5.3 Transmission Distance: 10 Meters Charging Time: 2 Hours Play Time: 30 Hours Channel: Dual Channel Features: Ultralight, Waterproof, Practical Size Details: 6.9cm x 2.9cm x 2.1cm/2.72" x 1.14" x 0.83" (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 Receiver 1 x Audio Cable 1 x User Manual 1 x Type-C Charging Cable