🎧 Product Specifications – REMAX In-Ear Bluetooth Earphones Brand Name: REMAX Style: In-ear Material: PVC Weight: 40 g Color: Not specified Origin: Mainland China Category: Earphones & Headphones 🔋 Power & Connectivity Battery Capacity: 300 mAh Battery Life: Up to 4 hours Charging Method: Charging case Bluetooth Version: 5.3 Wireless Type: Bluetooth Maximum Wireless Range: <10 m Plug Type: None Communication: Wireless Support APP: No NFC Technology: No Voice Assistant Built-In: No 🔊 Audio & Performance Vocalism Principle: Dynamic Number of Drivers: 2 Max Output: 3 mW Impedance Range: Up to 32 Ω Resistance: 32 Ω Frequency Response Range: 5 – 50,000 Hz Sound Isolating: Yes Active Noise-Cancellation: No Volume Control: Yes Control Button: Yes With Microphone: Yes 🧩 Build & Accessories Headphone Pads Material: Silicone Magnet Type: Other Package List: Charging case, Charging cable Support Memory Card: No