Function: 1. Long battery life high quality,ENC call noise reduction 2. Multi-purpose use: open beer cover, screw screw, detect outdoor temperature 3. 45ms game ultra-low latency, smart fingerprint touch, multi-color RGBd ambient light, three true electric display Description: 1. Bluetooth stereo, support connecting to Bluetooth devices to play music 2. Bluetooth call, support Bluetooth connection for high-definition calls 3. Power indicator, support iOS system headset power indicator 4. Dual-point connection, support to connect two devices at the same time, one-to-two function. Specifications: With Microphone: Yes Wireless Type: bluetooth Waterproof: Yes Volume Control: Yes Vocalism Principle: Other Total Harmonic Distortion: 2% Three-mode switching:: music, games, movies Support Memory Card: No Style: In-ear Sensitivity: 102dB Resistance: 32Ω Plug Type: Line Type Number Of Drivers: 2 Model: H9 tws earbuds Max Output: 1mW Impedance Range: up to 32 Ω Headphone Pads Material: Silicone Function: ENC call noise reduction,HIFI Stereo,Zinc alloy body,open beer cover, screw, detect outdoor temperature,three true electric display,multi-color RGB ambient light,45ms game ultra-low latency, smart fingerprint touch,Long battery life, high quality Frequency Response Range: 20 - 20000Hz Earcups Type: Semi-open Driver Diameter: 9mm Control Button: No Connectors: Type c Communication: wireless Codecs: AAC Charging Method: Charging case Certification: CE Bluetooth Version: 5.3 Noise-Cancellation: ENC Call Noise Cancellation Package Content: 1 x H9 TWS Earbuds 1 x User Manual 1 x Charging case 1 x USB Type-C Adapter