Check the listing for details. For Android/iphone 3 in 1 Wireless Lavalier Microphone Audio Video Recording Mic. Condition: New. Listed at 9.99 USD. Features:1. [Bluetooth 5.1] High performance, more stable, equipped with a powerful Bluetooth 5.1 chip, ensuring clear and stable Bluetooth signal transmission, and continuous connection without stuttering.2. [Dual Channel Radio] The K35 provides two transmitters and one receiver, which can simultaneously capture two sound sources, providing a more comprehensive solution for recording interview content and shooting scenes such as dual VLOG.3. [Long Range] Built in 220mAh high capacity rechargeable lithium battery, supports working while charging, and supports Type-c fast charging.4. [Suitable for multiple scenarios] Various usage scenarios make you more efficient, such as live streaming, video recording, karaoke recording, and classroom teaching.5. [Suitable for a wide range of devices] The 3.5mm receiver is equipped with a power amplifier, a small speaker, and a sound input amplifier. It is equipped with a built-in chip, and can be wired to wireless, far away from the clutter and constraints of various wires, changing the tedious life. Specifications:Signal to noise ratio: ≥ 60dBBluetooth version: 5.1Battery capacity: 220mAhWorking time: approximately 15 hoursTransmission range: 20mClarity: 192khz Package Includes:1 drag 1: 1 * microphone+1 * receiver+1 * charging cable+1 * instruction manual1 drag 2: 2 * microphone+1 * receiver+1 * charging cable+1 * instruction manual