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BOSS KATANA AIR - Completely wireless guitar amplifier - with radio transmitter for guitar 5 Unique ampsounds from the Katana Stage series With 50 BOSS effects For jamming - stream music via Bluetooth from mobile devices and computers 6 Onboard memory slots for storing your favourite amplifier and effects setups Operates on 8 AA batteries or power adapter (included) Channels: 6 Power: 30/20 W (power adapter/batteries) Equipped with: 2 x 3" (7.5 cm) custom speakers Cabinet construction: Bass reflex Controls: Amp Type - Gain - Volume - Bass - Middle - Treble - Dst/Mod - Delay/FX - Reverb - Master Switches: Dst/Mod - Delay/FX - Reverb - Tap - Bluetooth - On/Off - Ch A - CH B - panel Connectors: Input (6.3 mm jack) - Phones/Rec Out (stereo mini jack) - AUX In (stereo mini jack) - USB connection - power supply connection Dimensions (W x D x H): 340 x 144 x 181 mm Weight: 2.2 kg Radio transmitter and power adapter included