• There is NO physical button on either of the earbuds. These have built in touch sensors on both sides.
• Bluetooth distance: ~12 meters
• Playing time: about 2-3 hours
• Talk Time: about about 3-4 hours
• Charging time: about 1 hour
• Bluetooth: V5.0 Will pair with all bluetooth enabled phones and other bluetooth devices
• No flashing lights on earpiece once connected .
In short, all the options of the much more expensive EarPods from Apple but indistinguishable and also in terms of quality these earbuds are not inferior to the EarPods from Apple.