Features: Wireless guitar system supports uncompressed signal transmitting and more than 100 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 time is up to 2-3 hours after fully charged, and comes with a USB cable for convenient recharging, which ensures good 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: Sample Range: 24bit/ 48KHz uncompressed digital transmission Latency: Less than 6ms Range: 100 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. Package List: 1 * Transmitter 1 * Receiver 1 * Charging Cable 1 * Users' Manual(English & French & German & Italian & Spanish & Japanese)