Portable Wireless Audio Transmitter Receiver System for Electric Guitar Electric Violin Musical InstrumentPortable wireless audio transmitter & receiver, about 50m effective transmission range.Supports 1-6 sets working at the same time, strong anti-jamming.Compact and lightweight, convenient to store and carry around.Suitable for electric guitar, , electric violin and other electroacoustic instruments.COLOR: blackMaterial: ABSComes with a 635mm to 35mm adapter for connecting with different audio devices.Working Frequency: VHF 200-271MHzTransmission Range: About 50M (No obstacle)Frequency Response: 60Hz-18KHzWorking Temperature: -10 Celsius -50 Celsius Supply: 2 * AA Batteries for each (Not included)Item Size: 11 * 35 * 25cm / 43 * 14 * 1inchPackage Content: 1* Receiver1* transmitter2* antenna1* adapterOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.