Package List: 1 * Transmitter 1 * Receiver 1 * USB Charging Cable 1 * Users' Manual(English & French & German & Italian & Spanish & Japanese) ammoon wireless guitar system(transmitter + receiver) with uniqu appearance design, is inspired by a Vintage Cherry Guitar. Features 10Hz-22KHz wide frequency response, 24bit/ 48KHz uncompressed signal transmission, it is available for most electric musical instruments, such as electric guitars, bass, electric-acoustic guitars, etc. Plug and Play, without connection trouble of long cables. With our ammoon wireless guitar system, you can enjoy your guitar tone in and excellen details on your guitar amplifier anytim anywhere. Features: Wireless guitar system supports uncompressed signal transmitting and more than 300 feet outdoor transmission range; plug and play, no need of connection cable, flexible and convenient to use. Less than 6ms latency, no lag or no signal loss; supports simultaneous broadcasts on 4 channels.(Only supports passive electric guitar pickup and piezo-electric Acoustic guitar pickup without microphone system pickup) Superior 110dB dynamic range, 24-bit/48KHz high-quality audio broadcasting, and 10Hz-22kHz full frequency response for more stable and more clear signal transmission. Built-in rechargeable lithium battery, working tim is up to 5 hours after fully charged, and comes with a USB cable for convenient recharging, which ensures performance for your every show. 220° rotatable plug design, available for most electric guitars, bass, electric-acoustic guitars, even suitable for stratocaster style guitars with vibrato system. Specifications: Brand: ammoon Sample Range: 24bit/ 48KHz uncompressed digital transmission Latency: less than 6ms Range: more than 300 feet outdoors Dynamic Range: 110dB Frequency Response: 10-22KHz, +1dB/-1dB Power Supply: Built-in Rechargeable Lithium Battery(3.7V 600mAh) Charging: Micro USB port Item Size: approx. 13 * 4.5 * 2cm / 5.1 * 1.8 * 0.8in Item Weight: 42g / 1.5oz (for each) Package Size: 17 * 11 * 4.5cm / 6.7 * 4.3 * 1.8in Package Weight: 190g / 6.7oz Note: The guitar and guitar amplifier showed in the picture are not included.