• Wired to Wireless Connect Multiple Devices: Convert wired audio to Bluetooth-compatible signal make the audio output via Bluetooth-compatible receiver
• Use for Car Vehicle Navigation/Hands-Free Talking/Music Entertainment: Say goodbye to the danger of answering the phone while driving with one hand one-click hands-free function, for safe call answering
• Built-In Bluetooth-compatible V5.3 Powerful Chip Escort the Sound Quality: Adopt a professional audio chip, with Bluetooth-compatible 5.3 protocol, which makes audio analysis ability stronger, lower delay speed, and more stable signal transmission
• Strong Expansion More Fun: Built-in TF card slot, you can listen to music freely without taking your mobile phone outside
• ABS material: Lightweight and durable, exquisite, compact, and easy to carry when going out

Specifications:

• Model: W2
• Material: ABS 
• Battery capacity: 120mAh
• Size: 4.6 x 3.1 x 1.6cm
• Product weight: about 10g
• Playback time: about 6 hours