Parameter Bluetooth-compatible model: J9 gaming TWS Bluetooth-compatible headset. Chip: Jerry 6973 Bluetooth-compatible version: V5.0 Stereo: 3 Speaker: 10mm Impedance: 32 Listening time: 4-5 hours Standby time: 120 hours Talk time: 5-7 hours Headphone battery capacity: 30mah*2 Charging bin capacity: 200mah Effective distance: 10M Battery input voltage: DC 3.2-4.2V Charging input voltage: DC 5V+/-0.25V Bluetooth-compatible frequency: 2.4GHZ-2.4835GHZ ISM Band Support protocol: HSP1.2, HFP1.7, A2DP1.3, AVRCP1.6, SPP1.2 Frequency response: 20-20KHZ Sensitivity: 423dB Output impedance: 200 Distortion: Power input: 5V Product features and functions: touch, low latency, automatic charging when placed in the charging compartment; One touch to answer/hang up the call; Switch songs: touch twice on the right to go to the song, touch twice on the left to go to the next song, touch three times to switch to game mode Specifications: Feature 1.Low power consumption is the core technology of the headset. It adopts an exquisite energy-gathering cabin design and a built-in large-capacity lithium battery to escort your headset 2.Surrounding directional sound field The speaker adopts physical ecological diaphragm technology 3.More safer to listen music outdoor sportsOpen ears also ensure the possibility of headphones in dangerous situations.It's safer to use. 4.HIFI Sound EffectHD surround Stereo Restore real soundIntelligent noise reduction,Ensures maximum signal quality, and guarantees excellent sound quality. 5.Wear comfortably without ear clips, protect ears from damage 6. Touch control makes the operation more convenientThe Left And Right Ears Can Be Used Separately And Can Be Independently Matched With Bluetooth Devices 7. Quick pairing, compatible with Bluetooth-compatible 5.0, automatic seconds After the earphone is paired for the first time, you just need to remove the earphone from the charging box, and the earphone will automatically connect with your mobile phone, which is convenient to use. With e-sports game chip and high performance game processor, you can enjoy a more wonderful game experience, so it is suitable for gamer to use. Package Included: 2*earphone 1*charging compartment 1*charging cable Notes: Due to the difference between different monitors, the pictures may not reflect the actual color of the item. Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement. Please leaving a message before you give the bad feedback, if the products have some problems. Thanks for your understandings.