Are you looking for a professional phone microphone? This product can meet all your needs, very beautiful and materials, durable and safe to use. If you use it, your voice will be clearer. Features -Color: Black. -Material: PVC, Metal. -Size: About 250.00X0.00X0.00cm/ 98.25X0.00X0.00in. -Signal to noise ratio: >=70db. -Directionality: all-round. -Microphone type: condenser. -Built-in battery capacity: 300 mA-500 mA. -Frequency response range: 100HZ-20KHZ. - The compact design is very easy to use and operate, bringing you of convenience. - It is light weight, easy to carry and store, convenient for your daily life. - It can effectively filter the noise and provide you with great sound quality. - This microphone is in craftsmanship, high in quality, beautiful and practical. - High durability and not easy to deform. Fine workmanship and good texture ensure practicality. Package list: 2 x microphones 2x adapter cables 2 x storage bags