Specification:

Name: B9 Electric Guitar Amplifier, Rechargeable Bass Guitar Amplifier, Portable

Applicable instruments: electric guitar, bass, acoustic electric guitar, microphone, etc.

Dimensions: 8.3 x 5.3 x 6.9 inches

Portable: Yes

Adjustable volume

Support bass and treble adjustment

Drum beats: 18 types of selected beat rhythms

Microphone input: 1/4 "6.35mm jack

Adjustable microphone echo: Yes

Auxiliary input: 1/8 "3.5mm jack

Headphone output: 1/8 "3.5mm jack

Power: DC 5V charging or battery power

Battery: 2 x 2200Ah rechargeable lithium battery (included)

Working time: about 12

Hours (when fully charged)

Output power: 8W

Distortion: <0.5%

AUX sensitivity: 500mV

Signal to noise ratio:> 75dB

Frequency response: 80Hz-20KHz

Function parameter:

1 Working voltage: 7.4V, 2200MA lithium polymer battery (2 sections)

2 Charging voltage: DC5V / 2A

3 Undistorted output power: ≥5W (1≤1%, voltage 8.4V full power)

5 Maximum output power: ≥8W (1≤10%, voltage 8.4V full power)

6 Frequency response range: 80HZ-20KHZ

7 AUX input sensitivity: 500MV

8 Distortion: ≤0.5% (1W output)

9 Signal to noise ratio: ≥75DB

10 guitar input sensitivity: 200MV

11 Battery life: more than 12 hours of continuous use at medium volume

12 Working temperature: -25 ℃ -60 ℃