Portable Wireless Audio Transmitter Receiver System for Electric Guitar Bass 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 , convenient to store and carry around.Suitable for electric guitar, bass, electric violin and other electroacoustic instruments.COLOR: blackMaterial: ABSComes with a 6.35mm to 3.5mm 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 CelsiusPower Supply: 2 * AA Batteries for each (Not included)Item Size: 11 * 3.5 * 2.5cm / 4.3 * 1.4 * 1inchPackage Content: 1* Receiver1* transmitter2* antenna1* adapterOnly the above package content, other products are not included.Note: Light reflection 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.