Please note: Unit is not compatible with active pickup-equipped guitars. If you always thought that guitar wireless systems were over-complicated and unreliable, you'll be pleasantly surprised that these days things are much simpler. The U2 systems from X-Vive offer a simple and reliable connection from your guitar to your amp or pedalboard. They're compact, simple to use and come in colours to suit your guitar. Your sound, Without Compromise The U2 transmits your sound with a full 20hz-20khz frequency response. And with only 6ms of latency you wont notice any perceptible difference in toneor response compared to your usual high quality cable. Thewireless system operates at 2.4GHz ISM band for crystal clear broadcasting ensuring the integrity of your signal on stage and covers 100 feet of range without any signal dropout. The U2 offers a rechargable Li-ion battery that can last up to 5hours per charge. Operation Guide 1. Transmitter plugs into the Guitar (you instruments), the receiver plugs into the effects pedal, AMP, Audio, etc. 2. Turn on the Transmitter and the receiver and check the LED blue lights flashing times and make sure the blue led lights have same flashing times which means transmitter and receiver are in both same channels. 3. After connecting successfully, LED lights on receiver will keep light on. 4. Now, lets rock together. In the Box U2 Transmitter U2 Receiver Specifications WIRELESS TYPE: 2.4 GHz ISM worldwide open band BIT DEPTH/SAMPLE RATE: 24-bit / 48 kHz SWITCHABLE CHANNELS: 4 SIMULTANEOUS CHANNELS: 4 FREQUENCY RESPONSE: 20 Hz 20 kHz (-3dB) DYNAMIC RANGE: 103 dB (-3 dB) SIGNAL-TO-NOISE RATIO: 103 dB TOTAL HARMONIC DISTORTION:@ 0.2% LATENCY: 5 ms OPERATING RANGE: 21.3 m / 70 ft (line-of-sight) Transmitter CONNECTOR: 1/4" TS DIMENSIONS: 75 x 44 x 30 mm / 2.95" x 1.73" x 1.18" (with plug extended, L: 123 mm / 4.84") WEIGHT: 40.7 g / 1.43 oz MUTE: Yes Receiver CONNECTOR: 1/4" TS DIMENSIONS: 75 x 44 x 30 mm / 2.95" x 1.73" x 1.18" (with plug extended, L: 123 mm / 4.84") WEIGHT: 40 g / 1.41 oz Battery TYPE: Rechargeable Lithium-ion (internal) BATTERY LIFE: 5 hours CHARGING TIME: 2 hrs (full charge) CHARGING VOLTAGE: 5V (USB) USABLE WHILE CHARGING: Yes