Features 1、[Stable Wireless Transmission] This new U band wireless guitar system offers a transmission distance of 30 to 50 meters, with high stability, ensuring reliable connectivity. 2、[7 Channels] Featuring 7 channels, this guitar transmitter receiver system supports multiple sets for simultaneous use, allowing for one transmitter to connect with multiple receivers. 3、[Versatile Compatibility] The transmitter supports both 6.35mm and 3.5mm interfaces, offering flexibility in connecting to various guitars and instruments. 4、[Rotatable Connector] The connector provides a wide range of rotation, allowing for easy adjustments to accommodate different guitar setups and preferences. 5、[Low Power Consumption] With low power consumption and support for multiple instrument signals, this guitar wireless transmission system is efficient and versatile. Specifications: Item Type: Wireless Guitar System Material: ABS, Copper Transmission Distance: Approx. 30-50m / 98.43-164.04ft Color: Black Receiver Battery: 3.7V Polymer Lithium Battery, Battery Capacity: 950mAh (Built in) Transmitter Battery: 3.7V Polymer Lithium Battery, Battery Capacity: 950mAh (Built in) Dynamic Range: >106db Frequency Response: 20Hz-20KHz Signal to Noise Ratio: >85dB Charging Time: About 2 Hours Working Time: About 6 Hours Charging: 5V USB TYPE C Charging (With Charging Cable) Package List 1 x Transmitter 1 x Receiver 1 x Charging Cable 1 x Instruction Manual