Product Specification Product Illustration Operating Guidelines 1: Music playback: long press the switch button, the blue light flashes, open the cell phone bluetooth, connect the product pairing name, pairing success, pairing success after the blue light is always on. 2: Call function: switch button can be long-pressed to realize the rejection of calls, short press to answer, call as close as possible to the MIC hole. 3: Dual-machine coupling function: two machines waiting for the Bluetooth connection status, take any one machine double-click the switch button, "beep" and then through the cell phone to connect to the Bluetooth, you can be coupled. 4: USB charging: after plugging in the charging cable, the red light is on when USB charging, the red light goes out when the battery is fully charged. 5: The product will automatically shut down if the cell phone is not connected to Bluetooth within 5 minutes. ①On/Off button: double-click Dual-machine coupling function Play/pause, answer phone calls. Long press Short press Turn on/off, Reject calls. ② Function prompt light: Red light always on Normal charging in progress. Blue light always on Bluetooth is connected. Blue light flashing Bluetooth pairing in progress. input port: ③ Power Support Type-C, 5V/200mAh charging cable. ④MIC holes: Microphone Receiver Hole. Function Display Model: X1 Speaker: Φ40mm 4Ω 3W Battery capacity: 500mAh Input: 5V 200mAh Bluetooth distance: 10 meters Working voltage: DC5V Charging time: about 2 hours Playing time: about 2.5 hours Product size: 5.0*5.0*3.6CM Product weight: about 125g