JOYO JAM BUDDY Bluetooth 4.0 Dual Channel with Effector Charging Guitar Small Speaker(Black)

1. Amplifier efficiency: 2 x 4W 2. Speaker: 40mm x 2 3. Number of guitar effect channels: CLEAN channel, OD channel (CLASSIC or HIGAIN mode can be selected by pedal) 4. Battery life: 3 hours 5. Bluetooth version: 4.0 6. Input and output: guitar input / headphone output 7. Headphone drive capacity: 75 ohms 8. Power adapter: 9V/3A 9. Built-in battery specification: 7.4V/2200mAh (lithium battery) 10. Effects - Guitar channel: DELAY (maximum 500ms)