Feature:1. Make Professional Videos: This professional wireless lavalier microphone system can be used not only for formal interviews, but also for making professional videos on vlogs, etc.2. Universal for Mobile Phones and Cameras: Built in mobile phone holder, compatible for IOS and for Android systems, suitable for most smart phones. It can also be used with most digital SLR cameras.3. Long Working Hours: Both the receiver and transmitter can be powered by internal rechargeable batteries, providing up to 8 hours of battery life, and supporting external power sources.4. Complete Accessories: Equipped with adjustable smart phone holder and detachable mini tripod; equipped with two 3.5mm cables (one for smart phones and one for digital cameras).5. Portability: This clip on wireless microphone is small in size and light in weight. It is very suitable for outdoor photography or travel. The working distance can reach 30m /100ft (open area).Specification:Item Type: Wireless Lavalier MicrophoneModel: MCL-02Material: ABSColour: BlackPolarity Mode: CardioidMicrophone Core Type: CapacitorDirectivity: OmnidirectionalFrequency Response: 50Hz-18KHzImpedance: 500Signal to Noise Ratio: 70dBEffective Distance for Open and Barrier Free Use: 30m 3 m / 100ft 10ftCharging Time: 1.5 hoursBattery Capacity: Built In 1000mAh Lithium Battery (2 x 500mAh) (Included)Charging Input: 5V/1AScope of Application: Suitable for smart phones, cameras, digital SLR cameras, laptops, PCs, etc..Package List:1 x Wireless Transmitter (T)1 x Wireless Receiver (R)1 x Lavalier Microphone1 x Phone Clip1 x Tripod1 x Smartphone Cable1 x Digital Camera Cable1 x Data Line1 x Manual