How do wireless earbuds work?

Wireless earbuds – 2 pieces of earbuds that are synced to each other and the main (primary) earbuds will pair with your phone via Bluetooth connection. The primary heaset connects and exchanges data with the other by radio transmissions, at the same time it also receives date from the phone – so sometimes the connection between L and R drops.

Primary headset works as a Bluetooth transmitter receiver

A lot of factors decides the Bluetooth stability includings range, antena, design of Bluetooth module – PCBA and Bluetooth chipset, most important is the Bluetooth chipset (processor) – it’s like a brain with functionalities to resolve in-coming electric signals, data and more.

Most wireless earbuds can work within 10m, some can cover up to 20m from the connected devices.

With Bluetooth 5.0 it’s possible that 2 earbuds simultaneously connect with your phones. Bluetooth 5.0 has 4-times longer range, 2-times higher speed than Bluetooth 4.2. It operates in a range of 2.4 – 2.485 GHz, the data transfer speed is up to 40MBs with the longest range is 300m.

Wireless earbuds can be 2 earbuds with a cable – it’s much simple because 2 earbuds are linked by wire and it just needs to pair with your phones.

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