LINE6 RELAY G30

The Line 6 Relay G30 Wireless Guitar System has a broad frequency response of 10Hz – 20kHz, plus a dynamic range of 118 dB, at ranges of up to 30 meters.
The Line 6 Relay G30 Wireless Guitar System avoids many kinds of signal interference by broadcasting over the 2.4GHz band. Plus, it employs exclusive signal protection technology for an additional layer of defence. Traditional wireless systems broadcast over congested UHF bands, and their signals may be forced to compete with interference generated by devices as far away as 160 kilometers, or more.
The Line 6 Relay G30 Wireless Guitar System Main Features Include:

For guitars and basses
Frequency response of 10Hz – 20kHz
Dynamic range of 118 dB
Ranges of up to 30 meters
Exclusive signal protection technology
Built for professional use
Free of any frequency roll-off