Wireless Audio Transmitter Receiver System Pick Up for Electric Guitar Bass Violin

UHF Wireless Audio Transmitter Receiver System USB Rechargeable Pick Up for Electric Guitar Bass Musical Instrument Accessory.    This is a rechargable UHF wireless audio digital pick-up, can receive kit for electric guitar, bass, violin etc. UHF, with adjustable frequency, fine choice for various music playing setting.    Features: Professional wireless audio equipment for electric guitar, bass, violin etc, suits for various music playing.  Plug and play for easy operation, small in size and light in weight for portability.  Rotatable plug, available for instruments with input jack in different positions.  Have a strong penetration.    Specifications: Delay:two milliseconds;  Sampling Rate:2.4bit / 48KHz;  Frequency Response:20~20KHz;  Color:Black, Red, Blue, Silver White (optional;  Item size:130(Length of retract of plug: 80) * 42 * 15mm / 5.1 * 1.7 * 0.6in;  Package size:115 * 85 * 65mm / 4.5 * 3.3 * 2.6in;  Package weight:180g / 6.3ounce;    Package list: 1 * Receiver;  1 * Transm