TWS pro6 Bluetooth 5.0 Wireless Headset (White) Very small and convenient, this product offers excellent value for money. I have tested it after charging it once. A full charge allows for 2.5 hours of music playback, and it's compact and easy to carry. It reproduces an immersive concert-like sound and allows for high-quality Hi-Fi sound calls. Specifications: Bluetooth version: v5.0 Headphone type: Half-in-ear Effective distance: 10m Weight: 26g ※ There are no logos or text on the case. ※ Due to the low price, the product will be shipped in simple packaging. ＜Basic Function Operations＞ Power on: Automatically enters pairing mode and connects automatically when the case cover is opened. Shutdown: Place the earphones in the case and close the cover. Play/Pause: One touch on either earphone. Volume adjustment: Three touches on either the left or right earphone. Previous song/Next song: Two touches on either the left or right earphone. Siri: Long press for 3 seconds. Answer a call: Touch either earphone during an incoming call. Reject a call: Press and hold either earphone for 1 second during an incoming call. Sleep mode: Shuts down after 3 minutes of no connection after pairing. Automatic reconnection after long-distance disconnection: Automatically reconnects within 8m if disconnected due to distance. Smart sleep mode: Automatically shuts down if there is no connection for about 5 minutes. Case charging: Charge by plugging in the cable; the orange light flashes during charging and lights up when fully charged. Low battery warning sound: Warning every 60 seconds when the battery voltage is below 3.4V. Shutdown voltage: Shuts down when the battery voltage is below 3.2V. Earphone charging mode: Charging starts when the earphones are placed in the case and the cover is closed; the case lights up green, and turns off after a full charge of 4.2V, and the earphones turn off.