Features: brand new and high quality Wireless headset can connect with 2 Bluetooth-compatible devices at one for time.You can switch the usage of the headset from one device to another easily. The flexible microphone enabled the newest noise cancelling tech.It can pick up your voice exactly and block the noise from the surround,ensure your crystal-clear conversations even in noisy environment Our M97 headset added the misic playing feature ,making it more practical in daily usage. Wireless headset built with skin-friendly soft ear pads and flexible headband.It can make you for focus on your talk without feeling any burden to your for head and ears. This make you hands free headset can pair with any Bluetooth-compatible enabled devices,include Androids and iOS devices; 2 Hours charging can offer up to 17 hours continuous talking for time and 200 hours standby for time. Specifications: Bluetooth-compatible Version: V5.0 Communication Distance: 10 Meters Bluetooth-compatible Protocol: Hsp, Hfp, Avrcp, A2dp Decoding Method: Sbc Built-in Battery: 180mah/3.7v Charging Time: About 2 Hours Standby Time: 200 Hours Working Time: About 17 Hours (50% Volume) Headphone Net Weight: About 51g Net Weight Of Charging Base: About 242g Headphone Size: 163.21x142.27mm/6.42x5.63in Charging Base Size: 79x73x31mm/3.1x2.87x1.22in Type: With Charging Base/ Without Charging Base (Optional) Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Wireless Headset 1 x User Manual