[**Bluetooth Neck Handsfree**](https://partakcell.com/product-category/accessories/handsfree/bluetooth-handsfree/) Biva model BT-03\r\nBiwa Neck Bluetooth Handsfree\r\nBiva BT-03 Wireless Earphones\r\nAppearance characteristics\r\nBiwa BT-03 Neck Handsfree has an ergonomic design with light weight and skin-friendly materials. These hands-free earphones, having soft silicones, do not fall out of the ear easily, even during exercise, and can be used for a long time without complications.\r\nBiwa BT-03 Neck Handsfree is made of compressed plastic and TPE and has an attractive and beautiful design. On the right side of this neck is its controller. The quality of the cable used in this handsfree is of good quality despite the use of a dense copper core and a durable top. Plastic is used in the connections to the phones of this handsfree so as not to damage the cable.\r\n\r\nMusic control panel\r\nA control panel with three buttons is placed on the body of Biva BT-03, which you can use to control the volume and turn the device on and off.\r\n\r\nBluetooth and battery\r\n[Neck Bluetooth Handsfree] (https://partakcell.com/product/%25D9%2587%25D9%2586%25D8%25AF%25D8%25B2%25D9%2581%25D8%25B1%25DB%258C-%25D8%25A8% 25D9%2584%25D9%2588%25D8%25AA%25D9%2588%25D8%25AB%25DB%258C-%25DA%25AF%25D8%25B1%25D8%25AF%25D9%2586%25DB%258C-bt-03/) Biva BT-03 has Bluetooth version 5.3. Version 5.3 of Biva hands-free Bluetooth enables easy connection, high wireless transmission without signal interference and prevents the device from disconnecting from Bluetooth. The Bluetooth range of this product is about 10 meters.\r\nThe internal battery of the Biva BT-03 neck-mounted handsfree is equal to 800 mAh, which according to Biva company, once the handsfree is fully charged, you can use this handsfree for about 100 hours with 80% volume; Of course, this time also depends on the loudness of the sound. The charging of this handsfree is done through the Type-C port on its body. Fully charging this handsfree takes about 3.5 hours.\r\nBluetooth handsfree is one of the most popular tools for listening to music, making phone calls, gaming, and using in videos. These devices use Bluetooth technology to connect to various devices such as mobile phones, tablets, laptops and other Bluetooth enabled devices. Below are some of the features and benefits of Bluetooth handsfree:\r\n\r\n1. **More Convenience:** Without cables, Bluetooth hands-free allows free movement and users can enjoy music or conversation without delay and without having to move.\r\n\r\n2. Sound quality: Many Bluetooth handsfrees have been upgraded and offer good sound quality. Some models use technologies such as aptX or AAC to transmit high-quality sound.\r\n\r\n3. Flexibility: Bluetooth hands-free can be easily connected with all kinds of devices, so they can be used in different environments and with various devices.\r\n\r\n4. Device control: Some Bluetooth handsfrees have buttons and buttons
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