All THR-II models feature Bluetooth connectivity for audio playback, the “THR Remote” mobile editor app, and third-party footswitch support.THR10II Wireless and THR30II Wireless also feature a built-in rechargeable battery and Line 6 wireless receiver. Just grab your THR, your guitar, and a Line 6 Relay G10T transmitter (sold separately), and play anywhere your music takes you.