Hi,my dear angel, welcome to Jacenvly, our products are cheap and good quality, price is fair, you can't miss it. If this product is not your style, please click on our store, we have many kinds of products, there will be you like and suits you. If you have any questions about your purchase, please send us the first message, we offer world class customer service to make your purchase without your worries. Have a nice day. Collar Style Bluetooth Earphones Wired Recorder Can Be Inserted Into A Card Features: 5.3 Bluetooth earphones, collar clip style Bluetooth, can be clipped on the collar, not easy to fall off, convenient to carry. Strong texture, strong sound quality, different wearing sensations, Bluetooth earphones, comfortable to wear all day. Whether it's playing games, running, or daily life, everything is very casual. Listening clearly and without noise anytime and anywhere is the key to enjoying life. Power on memory connection, automatic connection and automatic start matching, barrier free 10 meter connection: not bulky, fast charging interface, easy to implement. Ultra long battery life, directional transmission, and long-lasting battery life. It can be inserted into a card, connected via Bluetooth, or used as a recording device for meetings. Product Description: Product Description: Bluetooth version: 5.3 Earphone size: 5.5 * 2.7 * 2CM, line length 30cm Connection distance: 10 meters Headphone power: 140mAh Charging time:1.5 hours Usage time:8-10 hours Product Include: 1x headphones, 1x charging cable, Features: 5.3 Bluetooth earphones, collar clip style Bluetooth, can be clipped on the collar, not easy to fall off, convenient to carry. Strong texture, strong sound quality, different wearing sensations, Bluetooth earphones, comfortable to wear all day. Whether it's playing games, running, or daily life, everything is very casual. Listening clearly and without noise anytime and anywhere is the key to enjoying life. Power on memory connection, automatic connection and automatic start matching, barrier free 10 meter connection: not bulky, fast charging interface, easy to implement.