Longzhuo MT-188 Motorcycle Amplifier Audio System, Waterproof Bluetooth Stereo Speakers, for Motorcycle Scooter Audio Systems

Power supply: 12V/DC (10.8-16V allowable)

Grounding system: Negative type

Maximum current: 5 A

Maximum output power: 2 x 20 W

Speaker impedance: 8 ohms (4-8 ohms allowable)

Frequency range: 87.5–108 MHz

Practical sensitivity: 14 dB (1.0 μV/75 Ω, mono, S/N: 30 dB)

Distortion: 1.0% (at 60 dB, 1 kHz, stereo)

Frequency response: 60–10,000 Hz (+/-3 dB)

Scope of delivery:

1 pair of motorcycle audio amplifiers

Advantages:

• The motorcycle sound system features a USB adapter that charges your mobile phone via a charging cable when it is turned on, so you don’t have to worry about battery life while riding.
• For the mini motorcycle audio amplifier, when the device is switched off: Press briefly to switch on the device. Press briefly again to switch between modes: Radio – Bluetooth – USB. Press and hold to switch off the device.
• In radio mode, briefly press button 2 to search upwards and play the next station, and briefly press button 3 to search downwards and play the previous station. In Bluetooth mode and USB mode, briefly press button 2 and button 3 to skip to the previous or next track. In any mode, press and hold button 2 and button 3 to decrease or increase the volume.

• The motorcycle audio amplifier is made of high-quality plastic and offers a robust structure that is break-proof, wear-resistant and scratch-resistant.
• The motorcycle sound system features a USB adapter that charges your mobile phone via a charging cable when it is turned on, so you don't have to worry about battery life while riding.
• For the mini motorcycle audio amplifier, when the device is switched off: Press briefly to switch on the device. Press briefly again to switch between modes: Radio – Bluetooth – USB. Press and hold to switch off the device.
• In radio mode, briefly press button 2 to search upwards and play the next station, and briefly press button 3 to search downwards and play the previous station. In Bluetooth mode and USB mode, briefly press button 2 and button 3 to skip to the previous or next track. In any mode, press and hold button 2 and button 3 to decrease or increase the volume.
• Our dedicated customer service team is available to answer any questions you may have. We will respond within 24 hours.