HF69B Dual Channel Stereo Bluetooth Speaker Amplifier

Descriptions:

• Product modYoton: HF69B
• Bluetooth power amplifier board: Small standby heating, good-quality stereo, suitable for small Bluetooth speakers.
• Output power: 6W + 6W
• Dimensions: 70 x 40mm
• Stereo: Dual Channel stereo
• Applicable speaker impedance: 6 ohms, 8 ohms (if the horn impedance is too small, there will be a phenomenon of amplifying volume then staccato, it will be easy to burn the speaker.)
• Supply voltage: 5V DC or 3.7V lithium battery (during using, if the connector cable is too long or the battery is dead or the
• voltage is too low, the volume will be slightly up then staccato)
• Supply current: >1A (if the current is too small, turn up the volume, it will appear staccato phenomenon)
• Charging interface: When the charging interface is powered by the lithium battery, the supply voltage is 5V. And mobile phone
• the charger can charge a single lithium battery (the maximum limitation voltage for battery is 4.2VDC by the
• charging management circuit).
• Bluetooth interface modYoton: PH2.0 2P
• Battery interface modYoton: 2.54 2P