About 100 feet transmit of outdoors 220°rotatable head, available for most music instruments Fit for all the electronic music instruments Support 4 sets of devices work at the same time Easy to use, plug and play Sample Range: 48KHz/16bit uncompressed digital transmission Latency : Less than 5ms no lag or signal lose USB port for charging 105 dB dynamic range Frequency Response: 10-22KHz +-1dB Distortion:Less than 0.02% Colour:Black Material:Plastic Package Contents: 1x Wireless Guitar Transmitter 1x Wireless Guitar Receiver Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.