SOYTO P2963 Bluetooth Wireless Headset Noise Reduction Mobile Phone Game Headset 1. Battery capacity: 350mAh 2. Working time: about 15h 3. Transmission range: about 10m 4. Bluetooth: V5.3 5. Charging port: Type-C 6. Impedance: 32 ohm 7. Operating frequency: 20Hz-40KHz 8. Sensitivity: 112dB 9. Charging time: about 2h 10. Input: DC 5V 1A 11. Speaker: 40mm Features: 1. Bluetooth 5.3 version, lower power consumption, faster transmission, stable connection without dropping the line 2. Lightweight material with skin-friendly protein leather breathable ear cups, cloud-like wrapping ears, soft and comfortable, wear no pressure feeling 3. 40mm titanium-plated composite diaphragm sound unit, three-frequency balanced, three-dimensional vibrant, bring a sense of live experience 4. Environmental sound monitoring mode, no need to take off the headset can also sense the environmental changes, easy to receive external sound 5. Game mode delay can be as low as 80ms, accurate sound defense 6. Surround breathing ambient light design 7. Support with Bluetooth device type of cell phones, tablets, desktop computers, desktop computers without Bluetooth function with Bluetooth adapter to use 8. Simple button, very convenient Packing list: - Headset x 1 - Charging cable x 1 - Audio cable x 1 - Instruction manual x 1