Purchased at Shimamura Music. Used about 3 times, in excellent condition. [Included Items] ・Dedicated shoulder bag ・PSE certified AC adapter & cord [Battery-Powered Multi-Function Amplifier Perfect for Outdoors] FIREGLOW's street amplifier, "STA-80BK" [Features] A battery-powered multi-function amplifier perfect for outdoor and street music. Up to 6 input channels for microphone, guitar, Bluetooth, etc. 80W high power with up to 10 hours of use. [Specifications] Output: 80W (Mono) Sensitivity: INPUT 1: 56dB; INPUT 2: 46dB; Input Impedance: INPUT 1: 1KΩ; INPUT 2: 470KΩ; Output Impedance: D.I OUT: 100Ω; HEADPHONG: 33Ω; Speakers: Woofer = 16.5cm (6.5 inches) x 2, Tweeter = 5cm (2 inches) x 2 Frequency Response: 40 - 18kHz +0/-3dB Power Adapter: Input - 100V, Output - 18V/3A, PSE certified Battery: Lithium-ion battery Charging Time/Usage Time: Charging Time - Approx. 5 hours / Usage Time - Approx. 10 hours Controls: POWER: Power switch MUTE: Speaker output mute switch 48V: 48V phantom power supply switch VOLUME/GAIN: Volume/Gain adjustment CHORUS/REVERB/DELAY: Chorus, Reverb, Delay effect adjustments B.T: Bluetooth connection - Technical compliance certification pending LOW/MID/HIGH: Low, Mid, High frequency adjustments Interfaces: INPUT 1: Cannon x 1, 6.35mm x 1 INPUT 2: 6.35mm mono x 2 RECORD OUT: 3.5mm stereo PHONE/LINE IN: 3.5mm stereo D.I OUT: 6.35mm mono DC-IN: 5.5-2.1mm jack Dimensions: W 39cm x D 23cm x H 26cm Weight: 7.2kg (body only)