Speaker & Earphone 2 in 1 design, meeting your demand for listening to music Both the left and right earphones can be used as separate mono earphones Connection status: single click and short press to play/pause, double click on the left ear Function key to go up a song, double-click the right ear function key to go down a song, Three clicks to start SIRI, four clicks to enter the game's low-latency mode Call mode: Click short press to answer/hang up the call and long press for 2 seconds to reject the call Support Bluetooth function Support FM radio function, support TF card/U disk to play music Type-C cable charging, convenient for charging by a power bank or computer Portable function, easy to carry Support TWS AUX audio input Specification: Bluetooth version: V5.3 Headphone standby time: about 120 hours Headphone battery capacity: 40mAh Bluetooth pairing name: T&G Transmission range: >10m Audio-to-noise ratio: ≥95db Speaker battery capacity: 500mAh Voltage: 3.7V Speaker size: Φ52mm Speaker power: 4Ω/5W Charging input: 5V/500mA Size: 95*96*44mm Weight: about 177g