Check the setting of answering method on your cell phone and confirm if need some setting when connecting the Bluetooth device.

What should I do if the computer says they need a driver or transmitter to connect the earbuds?

Here are some methods for your reference.·Download a Bluetooth receiver to connect(in the computer settings)·Kindly check if your computer’s Bluetooth version supports Bluetooth 5.0

TOZO T6s True Wireless Earbuds

True Wireless Earbuds IPX8 Waterproof

Support TOZO APP： TOZO APP offers quick and easy access to Active Noise Cancellation mode and EQ mode switch, as well as the ability to save noise reduction intensity customized adjustment and EQ curve settings. It can be used to customize Gesture operations and perform OTA software updates on the product. More product functions and questions are waiting for your exploration.
Environmental Noise Cancellation： TOZO T6S 2022 New Earbuds feature a 6.0mm diameter speaker with crystal clear treble, an in-ear built-in mic that delivers up to high quality clearer calls than other truly wireless earbuds, reproducing your music vividly, and produces high calling sound quality.
BLUETOOTH 5.3 & Easy Pairing： Adopt the advanced Bluetooth 5. 3 technology. TOZO T6S supports HSP, HFP, A2DP, and AVRCP, which greatly improve the transmission speed and provide you with a low-latency listening experience. Pick up two headsets from the charging case and they will pair with each other automatically, then only one step easily enter the mobile phone Bluetooth setting to pair the earbuds, which provide in-call stereo sound. Also, it has fast and stable transmission without tangling.
IPX8 waterproof： Earbuds and charging case inner Nano-coating makes it possible to waterproof for 1 meter deep for 30 minutes. It is suitable for sports to prevent water. Ideal for sweating it out at the gym. Earbuds and cases even can be washed with water and soap.
Charge on the go： Playtime lasts for over 6 hours from a single charge and a total of 36 hours with a charging case. Enjoy fast charging, to fully charge the rechargeable case in only 55 minutes via cable or less than 2 hours via a wireless charger. Providing a convenient charging way with no strings attached.