3.5mm Output Receiver: Compatible with all devices that come with 3.5mm connector, such as: cameras, portable recorders, mixers etc. Saramonic Blink 500 is a portable and multifunctional 2.4G wireless microphone system that can be used with max two transmitters at the same time with one receiver. Blink 500 is suitable for cameras, smartphones as well as portable recorders, mixers etc. Currently, it is the first in the world to have three different available versions for various devices. The working distance for this item is 30m (with obstacle). The transmitter is powered by rechargeable lithium batteries which allows you to shoot for a long time without worrying about running out of power. Dual Channel TransmitterBuilt in rechargeable lithium batteryWorking distance: 30m (with obstacle)Volume control on the transmitterWith monitor function on the receiverInput source on transmitter: built-in microphone or the included external lavalier microphoneOutput connector for receivers: 3.5mm connectorCompatible with cameras, smartphones, gimbals, recorders and mixers.Specifications: Carrier Frequency: 2.4GHzSignal to noise ratio: ≥70dBReference audio input: -30~42dBv (MIC input, 0dB attenuation)Frequency response: 20Hz~16kHzDistortion: ≤0.1%Voice delay: ≤6msEAN: 6971008027136 / BLINK 500 B2W